2005 Astro Van Rough Idle

i don't really know if my 99 astro has an idle control valve. It's all wheel drive which is a huge plus!. Page 1 of 4: How to Test the GM MAF Sensor (3. Research the latest Chevrolet Astro body styles, read detailed model specifications and features, compare with other models, and locate Chevrolet dealerships near you where you can purchase your next vehicle. Cold stalling problems are the most common because the engine needs a richer fuel mixture to maintain idle speed until it warms up. Suspension Lift Kits, Leveling Kits, body lift, Ford, Chevy, Jeep, Dodge, Toyota, Mickey Thompson Tires. 7L equipped pick ups and SUVs. I've recently replaced my fuel filt. Leave any questions or comments below. P0122 Throttle Position Sensor/Switch A Circuit Low Input OBD-II Trouble Code Technical Description. Sometimes, the computer can tell you what is wrong [instructions]. My 1997 Astro Van has been nothing, but a pain, I have had problems with alternator, power window motors, wiper blade motor, rough idling, rear axle, and now I have transmission problems. 24th Feb 2004, 20:21. My car has 225000 miles. This is a fairly common problem with these vehicles and in most cases easy to cure. Then, pull the whole seat back to remove the seat from the front retainers and then lift the seat out of the vehicle. 2005 Chevrolet. The idle of a car engine is kind of like a human heartbeat: You can tell what shape it's in just by listening. I've recently replaced my fuel filt. Exhaust has a very strong smell to it. 3L VIN X TSB (Technical Service Bulletins Chevy Truck Astro Van 2WD) and Automotive Recalls. Hey Guys, need a little help. what is the function of the egr valve? Can it be repaired or does it need to be replaced? cause a very rough idle and can i have 2005 freestyle and my check. There is plenty of leg room and storage in the back for trips to the grocery store to week long camping trips. My 2001 Chevy Astro van idles and vibrates rough when braking to come to a stop, and while stopped (in gear). Information that addresses safety, reliability, performance and comfort related problems with Chevy Truck Astro Van 2WD V6-4. in a rough idle and high HC dur-ing an idle emissions test. If I remove the vacuum line from the charcoal canister to the sensor the idle smooths out and the truck runs fine. It's that easy. DIAGNOSE - ENGINE MISSES OR IDLES POORLY. Chevrolet - Van. The Chevy Astro van was produced from 1985 to 2005. There are 16970 observable variables and NO actionable varia. 1A Auto has many aftermarket IAC Valves for your Chevy and ground shipping is always free!. This was the first job Dewitz Diagnostic Solutions did for this new business account. A common cause of an engine running rough is faulty ignition timing. I just bought my fourth Astro, and it's old, it's a 1995 and it just started with the rough idle. Get the best deal for Car & Truck Control Arms & Parts from the largest online selection at eBay. the fire dept. 3L Vortec Engine with the Vin letter "W". Every engine needs three things to run and idle smoothly without stalling: a correct air/fuel ratio, sufficient idle speed for the idle load, and a good spark. Here are the symptoms of a bad or failing exhaust gas recirculation (EGR) valve The EGR valve is supposed to recirculate exhaust gases back into the intake. If it's dirty, you can clean it; if it's not dirty and your vehicle is idling rough, the control valve may have failed. Suspected the mass airflow sensor so I changed it. 200 Million used auto parts instantly searchable. Car has a rough idle. I also always take before and after captures, since this is the best way to learn and to verify my repair. The complete details of all recalls are listed below, along with what. It's that easy. It's all wheel drive which is a huge plus!. My car runs good when it's cold but stalls once it warms up? What gives? Well, there is an ignition problem that can cause this when the engine gets hot and it stalls. Leave any questions or comments below. About the Chevy Astro. I noticed that it idles better cold than hot. Astro Van 6-cyl Vehicle runs rough at idle. It idles rough, but runs decent at higher rpms. Exterior; Body side molding; Chrome/bright trim on side of body; Chrome front and rear bumpers; Complex surface lens halogen bulb headlights; Day time running lights; Delayed/fade. Will research the "rough" sound more. Browse your favorite brands affordable prices free shipping on many items. Find car prices, photos, and more. i don't really know if my 99 astro has an idle control valve. I have a 2005 Chevy van. A high idle on any vehicle less than 30 years old is probably due to an incorrect sensor reading (like throttle position sensor). Throttle Position Sensor/Switch A Circuit Low Input. View all 14 consumer vehicle reviews for the Used 2001 Chevrolet Astro on Edmunds, or submit your own review of the 2001 Astro. An idle air control valve literally bypasses air around a closed throttle plate so the engine can get air at idle. Engine Idle Is Too Low Or Stalls Dirty Throttle Body. Then shut the truck off for a minute or two, then start and let it idle for 1 minute, then take it for a drive. This is the website for EricTheCarGuy! Here you will find answers to your automotive problems. Where is the Temperature Sending Unit located on a 1991 Chevy Astro Van with a V6 Motor? A friends gauge stopped working in his and he would like to change the sensor, but we can figure out where it is located. For the record I bought the Smog pump new on Ebay motors for $200. Get full 2001 Chevy Truck Astro Van 2WD V6-4. So, I replaced the thermostat, flushed the radiator and added new. Now it runs very rough at idle and a pending code for the evap system showed on the reader. 3L VIN X TSB (Technical Service Bulletins Chevy Truck Astro Van 2WD) and Automotive Recalls. Chevrolet - Van. 3l v-6 rough idle, hard to start - Going to try this one again. A bad hose in any part of the engine is easy to fix. 7L equipped pick ups and SUVs. I had a similar problem (see this topic) on an '04, 1500, 2WD, 4. Chevy Astro 2005, Tru-Tech™ Ignition Distributor Rotor by Standard®. nov 14, 2005 - plano, tx - hydraulic, fluid on september 9, 2005 my 2003 chevrolet astro van exploded and caught fire in a parking lot. 2001 Chevy Astro Van idles rough when stopped in gear. We're not talking about a knocking engine or one that idles rough or stalls. The testing is explained step by step, making the whole diagnostic and troubleshooting as pain free as possible. Need to replace your Chevy Idle Air Control (IAC) Valve? Then shop at 1A Auto for a Idle Air Control Valve replacement for your Chevy at a great price. - Duration: 5:34. Hi, after van has ran for awhile when you come to a stop the idle is really rough. From the racetrack-ready RST and sky-jacked Badlander trucks to the ultra-luxurious vans they produced, Regency always strived to deliver the highest quality vehicle possible to their customers from their inception in 1985 until they ceased operations. The Chevy Astro is a full size van with seating for up to seven people. Lift up on the rear of the seat to remove the seat assembly from the rear latch pins. The worst part is that the problem is intermittent. I have had the same problem with my 2005 4. 1A Auto has many aftermarket IAC Valves for your Chevy and ground shipping is always free!. I want to get the word out on this because its probably happening to other Jimmy/Blazer owners. Check out free battery charging and engine diagnostic testing while you are in store. DIAGNOSE - ENGINE IDLES TOO HIGH. On cars with carburetors (phased out through the 1980s), the most common problems include the distributor cap and rotor. The van runs fine, although a bit rough. what is the function of the egr valve? Can it be repaired or does it need to be replaced? cause a very rough idle and can i have 2005 freestyle and my check. 2005 Chevrolet Astro | Owner's Manual - Page 21 Reinstalling the Rear Seats 6. Passenger Cars, Mini Vans, SUV Service and Repairs. Sometimes, vacuum lines cause a rough idle due to a vacuum leak, and these lines are also simple to replace. USUAL CAUSE The usual cause of abnormally high idle speeds are vacuum leaks or an inoperative idle speed control motor. You have a 95 Astro Van V6 automatic it idles rough and stalls at stops but runs great when driving you can also smell like it is running rich and the check engine lite comes on?. got to love new projects:). Rough start - cranks several times and fires everytime, but I have to bump the throttle to make it stop coughing immediately after starting up. GMC Safari/Chevy Astro Starting/Stalling/Idling Problems The van has a rough idle and wants to hunt for the correct idle speed. 60779 60279 x 1. When the cars idle gets rough, it hard to comprehend the related causes. Find factory-made parts at amazingly affordable prices for your Chevy Astro van on our website at GMPartsOnline. 6 cylinder astro van. So today my suburban was pulling an empty 24' enclosed trailer and 50 mph on the highway. The a/c heater fan will no longer go on High. But those components check out. When you would put the vacuum hose back on, the motor would die. Learn what does P0171 Chevrolet Fuel Trim System Lean Bank 1 means, location and how to repair?. Bought my 2005 Astro cargo van years ago, it now has almost 200,000 miles on it and it's still going strong. A common cause of an engine running rough is faulty ignition timing. Research the latest Chevrolet Astro body styles, read detailed model specifications and features, compare with other models, and locate Chevrolet dealerships near you where you can purchase your next vehicle. Its free to use too!!. Official recalls have been issued for the 2005 Chevrolet Astro Van by the NHTSA. Idle surging; Idle surging can be caused due to other issues in the car but if it happens in conjunction with other throttle position sensor symptoms, the culprit is TPS. Author Title: Year: Make: Model: Published Description; Flatrater: TAC 2011: 2011: GMC: Sierra: 4/1/2013: Reduced engine power message: Flatrater: Injection: 2003. putting it in gear almost stalls it, but when i hit the throttle and get under way, it clears up about 90%. You will need to re-learn the idle for the vehicle to get it to idle high. after a few moments the engine starts to run rougher some backfiring and then stalls out. it runs very rough. Vacuum hoses have been replaced--a new "intake unit/sensor?". 7L equipped pick ups and SUVs. The Chevy Astro is a full size van with seating for up to seven people. It's that easy. Occasional white or very light blue smoke only on start up. Order Chevrolet Astro Idler Pulley online today. Find Chevrolet Astro Van in Canada | Visit Kijiji Classifieds to buy, sell, or trade almost anything! New and used items, cars, real estate, jobs, services, vacation rentals and more virtually anywhere in Alberta. Common Symptoms of a BAD MAF Sensor. I would have to keep my foot on the throttle when at a stop to keep it running and it would idle roughly. What does P0122 mean? This diagnostic trouble code (DTC) is a generic powertrain code and applies to many OBD-II vehicles (1996-newer). Find 2005 Chevrolet Astro for Sale. A failing oxygen sensor can also cause a car to run rough while idling, but it won't affect the car while driving. It idles rough, but runs decent at higher rpms. Even though the timing has nothing to do with engine run-on, (because the key is turned off and "ignition timing" is no longer in play), timing DOES affect the engine's idle when it's running. Research the latest Chevrolet Astro body styles, read detailed model specifications and features, compare with other models, and locate Chevrolet dealerships near you where you can purchase your next vehicle. We're talking about engines that start easily and accelerate smoothly, but then, after a few minutes at a steady speed, either surge in speed or misfire, causing the car to "buck. Help! My 2000 AWD Astro thinks she's a mustang. Plugs,wires,cap,rotor,air and fuel filter,pcv valve and cleaned the egr valve. All cars made in 1996 and after are equipped with an OBDII interface. There is plenty of leg room and storage in the back for trips to the grocery store to week long camping trips. Repair Information for P0171 Chevrolet code. Here we will look at how to clean the idle air. See car photos, auto videos, car safety information, new car prices, special offers, reviews, and more. General Automotive Discussion - 1992 Chevrolet Astro Van Issue - I have been trouble shooting this for 3 days now and so far I just cant pin point what is wrong. Chevrolet - Van. An EGR valve that fails to close at idle is another common cause of stalling. Bought my 2005 Astro cargo van years ago, it now has almost 200,000 miles on it and it's still going strong. Find an iATN member facility to service your vehicle, and benefit from their membership in the largest network of auto motive service professionals in the world, where they share millions of years of technical knowledge with over 82,000 peers. Chevrolet Astro Check Engine Light/Rough Idle Due to Stuck Open EGR Valve - 3 reports. Our 1993 Astro Van Transmission Bucking Problem Well, here's our pride and joy, our 1993 Chevrolet mini Astrovan. The 1999 Chevrolet Astro Van has 4 problems reported for runs roughly, misfires. 1997 Astro runs rough at idle. It's that easy. What do you think it could be??. 2005 Envoy 4. On some of those GMs the pump runs at startup but the relay has to click in or it shuts back off so the engine doesn't get washed with fuel if the engine stalls. nov 14, 2005 - plano, tx - hydraulic, fluid on september 9, 2005 my 2003 chevrolet astro van exploded and caught fire in a parking lot. Some older model all-wheel-drive Chevy Astro vans with high mileage may severely pull to the one side during braking. The Chevy Astro is a full size van with seating for up to seven people. Well, finally on the third trip to the dealer in 9 months for the surging/high idle problem, the dealer told me "Ford has a fix for it now. Help! My 2000 AWD Astro thinks she's a mustang. It's caused by a lack of spark which can be either the ECU's fault (on EFI cars), or the coil on pretty much any car. My first case study is on a 1999 GMC Safari van with a 4. The Ford Windstar minivan was sold from 1995-2003, when it was renamed the Ford Freestar, which was discontinued in 2007. Get the best deal for Car & Truck Control Arms & Parts from the largest online selection at eBay. Forum discussion: I have a 96 Jeep Cherokee, automatic, 236,000 miles. High miles, around 180,000. My car has 225000 miles. Passenger Cars, Mini Vans, SUV Service and Repairs. 2 in line 6 cyl, rough idleing, This link has info on Trailblazer rough idle. My 1999 Escort ZX2 idles rough (almost dies) and sputters upon takeoff. Get full 2002 Chevy Truck Astro Van 2WD V6-4. 2005 Messages: 53,423 It also idles a little rough but I suspect that may be due to the need for a tuneup. Again, start the engine and compare how it is running at a stop to how it normally runs. Find factory-made parts at amazingly affordable prices for your Chevy Astro van on our website at GMPartsOnline. Occasional white or very light blue smoke only on start up. 6 cylinder astro van. A failing oxygen sensor can also cause a car to run rough while idling, but it won't affect the car while driving. Irregular idle speed. Well, finally on the third trip to the dealer in 9 months for the surging/high idle problem, the dealer told me "Ford has a fix for it now. The throttle body bore and plate should be cleaned with a carbon cleaner spray. Help! My 2000 AWD Astro thinks she's a mustang. Find car prices, photos, and more. Buy Hex Autoparts Idle Air Control Valve Actuator for Chevrolet Astro VAN Blazer Pickup C K 1500 2500 3500 Silverado Suburban Tahoe VAN Express: Automotive - Amazon. (The Astro has no tach--so this high idle sneaks up on me!) This is the 3rd AWD Astro I've owned, but none has harassed me so. iATN is the world's first and largest online community of automotive professionals, where automotive technicians and other auto industry pros perform real-world vehicle diagnosis, and discuss theory, shop management, and other industry issues among their peers. I can’t tell you how many times I have seen this on GM vehicles. I just bought my fourth Astro, and it's old, it's a 1995 and it just started with the rough idle. This item, 2005 Chevy Astro Van, is part of the auction: MassOSD DCR Stoneham Garage #11086 **7% BP**. Official recalls have been issued for the 2005 Chevrolet Astro Van by the NHTSA. Re: Van starts, runs for a couple of seconds, then dies Spidey knows batter than I but I'd wonder about the fuel pump relay. Engine Vibration Causes - Free Auto Repair Tips July 25, 2009 4:51 pm dennisb - Auto Tool Sales DIY , Drivetrain and Noises , How To Auto Repair This Kia Rio had a severe engine vibration, see the picture below for the cause. When this valve is dirty, your vehicle will have a hard time idling. Malibu - 2005 Classic - Vibration at idle, engine runs great - I have a recently acquired 2005 Malibu Classic with the 2. Using all sensor including VSS. had to put it in neutral and rev it a little. 3? 2004 Constantine Rough Plumbing 1-43 was released on: USA: 31 May 2005. First off the issue. Some times it idles fine and some times rough. On some of those GMs the pump runs at startup but the relay has to click in or it shuts back off so the engine doesn't get washed with fuel if the engine stalls. After the new battery, idle speed memory would have been lost, so it is trying to learn a new idle, but the carbon is making it difficult. 5L Hard start and rough idle on my astro van, replaced everything you can think of. Browse your favorite brands affordable prices free shipping on many items. My 2001 Chevy Astro van idles and vibrates rough when braking to come to a stop, and while stopped (in gear). I'm running a rebuilt 2F with unknown performance cam with a TBI conversion. 1992 Chevrolet Astro Conversion Van with a 4. 2001 Chevrolet Astro LS 4. Chevrolet Gm. Average repair cost is $1,540 at 147,100 miles. Our 1993 Astro Van Transmission Bucking Problem Well, here's our pride and joy, our 1993 Chevrolet mini Astrovan. When you put the car in gear with your foot on the brake it stalls. what is the function of the egr valve? Can it be repaired or does it need to be replaced? cause a very rough idle and can i have 2005 freestyle and my check. I was trying to do a test to see why my brake pedal was so stiff and I couldn't complete the test because when I pressed the brake pedal the car would sputter and die. HELP!!! Rough idle hesitation when taking off? Mechanics have no clue 53 Answers. Chevy Astro 2005, Tru-Tech™ Ignition Distributor Rotor by Standard®. 3 engine is known for: bad idle air control valves and throttle control switches. I also always take before and after captures, since this is the best way to learn and to verify my repair. I have a 2003 Chevy Astro with 120k miles. The Chevy Astro is a full size van with seating for up to seven people. then when you let off the brake and give it gas it hesitates and stumbles before accel. Exterior; Body side molding; Chrome/bright trim on side of body; Chrome front and rear bumpers; Complex surface lens halogen bulb headlights; Day time running lights; Delayed/fade. 2005 Chevrolet. Hence, after knowing the ways to troubleshoot rough idle when warm problem, anyone. 60779 60279 x 1. It smoothed out and idles perfectly, runs great. GM CPI (Central Port Injection) 1992-1995 CSFI (Central Sequential Fuel Injection) 1996-2004. What does P0122 mean? This diagnostic trouble code (DTC) is a generic powertrain code and applies to many OBD-II vehicles (1996-newer). At idle, the ECM will not get the correct information and the throttle will variate randomly causing idle surging. the fire dept. Watch this how to clean throttle video. An idle air control valve literally bypasses air around a closed throttle plate so the engine can get air at idle. 2005 Chevrolet. got to love new projects:). 3 L v6 rough idle at stop lights; comparing Astros and Ventures; Code p1626 99 astro no start; 99 Fuel pump FS in south FL. it started after i changed the air filter and pcv valve. Back to the Tech Page. Pdf Vw Golf Mk3 Repair Manual Manuallibs Com /. com > Models > Jeep Wrangler Forums > YJ Wrangler Technical Forum > 2. Now it runs smoothly and so far no stalling etc. Note: An additive can sometimes, however, cause a rough idle problem. The van runs good in drive but when coming to a stop idles rough and tries to stall completely. Official recalls have been issued for the 2005 Chevrolet Astro Van by the NHTSA. The van now does not have any misfires and runs great. Chevrolet Astro Check Engine Light/Rough Idle Due to Stuck Open EGR Valve - 3 reports. A common cause of an engine running rough is faulty ignition timing. it started after i changed the air filter and pcv valve. Order the part with stock number in hand. This article will help you to understand some of the most common causes of misfires and misfire codes (P0300, P0301, P0302, P0303, P0304, P0305, P0306, P0307, P0308) on the GM 4. 3 L v6 rough idle at stop lights; comparing Astros and Ventures; Code p1626 99 astro no start; 99 Fuel pump FS in south FL. sumpunkster 99,568 views. Malibu - 2005 Classic - Vibration at idle, engine runs great - I have a recently acquired 2005 Malibu Classic with the 2. My 1997 Astro Van has been nothing, but a pain, I have had problems with alternator, power window motors, wiper blade motor, rough idling, rear axle, and now I have transmission problems. Per-forming a cylinder balance test can help you isolate the problem cylinder. " The problem; I started noticing it at red lights or stop signs. van started but runs on only 3 cyls. Problem solved! The key was to finally locate the source of OBDII code PO 0171, left bank lean, which I realize was not part of my original question. The engine starts fine without hesitation, and idles just fine. It's like driving a full size truck. Since it was obviously missing, I needed to find the misfiring cylinder. 2005) Poor Engine Performance - Misfire, Rough Idle, Stalls, Engine Cranks but Does Not Run, Service Engine Soon/Check Engine Light Illuminated, DTC P0300 Set (Inspect Distributor Ignition (DI) System Components and Replace As Necessary) 2001-2003 Chevrolet Astro, Blazer, Express, S-10 2001-2003 GMC Jimmy, Safari, Savana, Sonoma. An odd problem popped up about 2 weeks ago. With a cold engine, at 1000 RPM (idle is 600) I will get random missfires across all cylinders, but primarily #4 and #1. Without provocation, she jumps idle to what feels like 4000 rpm and will not kick out of that high idle mode. About the Chevy Astro. 3l in it rwd I have modified the back for adventures/camping looking for 1300 will entertain trades on cool things ei dirtbikes) For fastest replies please text me at 403-869-1507. 00 and the check valve for $64. Even though the timing has nothing to do with engine run-on, (because the key is turned off and "ignition timing" is no longer in play), timing DOES affect the engine's idle when it's running. Where is the Temperature Sending Unit located on a 1991 Chevy Astro Van with a V6 Motor? A friends gauge stopped working in his and he would like to change the sensor, but we can figure out where it is located. is the a simple solution to fix this? ty for any tips or suggestions. van started but runs on only 3 cyls. " The problem; I started noticing it at red lights or stop signs. If you accelerate, you have power. My first case study is on a 1999 GMC Safari van with a 4. (The Astro has no tach--so this high idle sneaks up on me!) This is the 3rd AWD Astro I've owned, but none has harassed me so. I had a similar problem (see this topic) on an '04, 1500, 2WD, 4. The “minimum idle speed” must be less than the “target idle speed”, otherwise, during normal operation, the IAC pintle could bottom out on the air passage seat of the TBI, and damage will occur to the stepper motor of the IAC control. it started after i changed the air filter and pcv valve. nov 14, 2005 - plano, tx - hydraulic, fluid on september 9, 2005 my 2003 chevrolet astro van exploded and caught fire in a parking lot. In my neighbor's Blazer, the PCM wasn't even registering a P0300, but it was obviously running very rough (at idle that is). Options include: 4. It smoothed out and idles perfectly, runs great. could this be my egr valve? if so, where can i locate this to change or clean it? some one help please. 7L V8 "Vortec". In addition, the check engine warning indicator illuminated. View and Download Chevrolet 2005 Express Van owner's manual online. 3ltr V6 (Z motor TBI) i am experiancing a verry bad vibration at idle while in drive or park, it gets worse whith the a/c on, i looked at the harmonic ballancer and it looks fine (no visable wobble) ,i replaced the clutch fan and the water pump and it didnt help any. If the code comes back you may have to replace the Electric Throttle Control Actuator (Motor) to repair the problem. The Van Forums are the most comprehensive resource for vans online. My 95 astro van has a rough idle and I have done a full tune up. My first case study is on a 1999 GMC Safari van with a 4. Occasional white or very light blue smoke only on start up. My 2001 Chevy Astro van idles and vibrates rough when braking to come to a stop, and while stopped (in gear). The Chevrolet Astro EGR Valve works to cool the engine and averts the development of harmful gasses aka NOX emissions, which can cause a car to fail emissions testing. When I put the car in gear and let it idle, there is a pronounced vibration. Regency Conversions were renowned for their craftsmanship and design, evident in the attention to every detail in the production process. Bought my 2005 Astro cargo van years ago, it now has almost 200,000 miles on it and it's still going strong. Defective New Crank Sensor Produces Tiny Signal Glitch and Causes Misfires. Well, finally on the third trip to the dealer in 9 months for the surging/high idle problem, the dealer told me "Ford has a fix for it now. They're all the symptoms of a bad spark plug/wire/coil. 2001 Jimmy 4. I have a 90 tsi awd, when my car idles it idles fine at about 700 rpm. Here are the symptoms of a bad or failing exhaust gas recirculation (EGR) valve The EGR valve is supposed to recirculate exhaust gases back into the intake. At first I thought I had a little water in the gas and added a bottle of dry gas. We bought the 93 Astrovan from a used car dealer in New Haven CT called A1 Auto, paid $4,500 for it in Oct. I noticed that it idles better cold than hot. Learn about this problem, why it occurs, and how to fix it. Plugs,wires,cap,rotor,air and fuel filter,pcv valve and cleaned the egr valve. Now it runs very rough at idle and a pending code for the evap system showed on the reader. Suspected the mass airflow sensor so I changed it. CODE OF FEDERAL REGULATIONS 49 Parts 400 to 999 Revised as of October 1, 2002 Transportation Containing a codification of documents of general applicability and future effect As of October 1, 2002 With Ancillaries. The fact that it idles fine cold but goes. Here are the symptoms of a bad or failing exhaust gas recirculation (EGR) valve The EGR valve is supposed to recirculate exhaust gases back into the intake. Then repeat the test. My 2001 Chevy Astro van idles and vibrates rough when braking to come to a stop, and while stopped (in gear). It's like driving a full size truck. Read more Ford reviews to learn about other models. Chevrolet - Van. 7L equipped pick ups and SUVs. If you have General Motors brand Chevrolet Astro Van or Suburban, or a GMC Safari Van with a harsh 1-2 shift, you have company. 3L VIN X TSB (Technical Service Bulletins Chevy Truck Astro Van 2WD) and Automotive Recalls. The last Astro came off the assembly line in May of 2005. Lift up on the rear of the seat to remove the seat assembly from the rear latch pins. A coating of carbon may accumulate in the idle air control, and cause malfunctioning. by Kyle McFadden. almost like it wants to stall. 3 engine is known for: bad idle air control valves and throttle control switches. Note: An additive can sometimes, however, cause a rough idle problem. My car runs good when it's cold but stalls once it warms up? What gives? Well, there is an ignition problem that can cause this when the engine gets hot and it stalls. Exhaust has a very strong smell to it. I was driving home from a fast food place after idling the car for about 20. the van was towed to huffines chevrolet in plano, tx. If engine rpm is higher than expected, by 200 rpm or more, the ECU will set DTC P0507 - Idle Control System RPM Higher than Expected in memory. GMC Safari/Chevy Astro Starting/Stalling/Idling Problems The van has a rough idle and wants to hunt for the correct idle speed. I have also changed the fuel filter, spark plugs, and idle control valve. From the racetrack-ready RST and sky-jacked Badlander trucks to the ultra-luxurious vans they produced, Regency always strived to deliver the highest quality vehicle possible to their customers from their inception in 1985 until they ceased operations. Find an iATN member facility to service your vehicle, and benefit from their membership in the largest network of auto motive service professionals in the world, where they share millions of years of technical knowledge with over 82,000 peers. Why Are My Headlights Flickering? The headlight flickering or dimming may be caused by a intermittent low voltage output from engine vibrations. It's like driving a full size truck. 3l vortec v6. Leave any questions or comments below. An inlet hose connects to a filtered air source. P0101 MAF Circuit Range/Performance Technical Description. P0300 Diagnostic Trouble Code Discussion for October 2005 Multiple Misfire Detected * Note: This is a professional automotive technician's resource. The miss usually follows engine speed and may be more pronounced when the engine is under load. The Chevy Astro is a full size van with seating for up to seven people. A common cause of an engine running rough is faulty ignition timing. But if I slip it into neutral it idles out fine(?). The van now does not have any misfires and runs great. Research the latest Chevrolet Astro body styles, read detailed model specifications and features, compare with other models, and locate Chevrolet dealerships near you where you can purchase your next vehicle.