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Professional Automotive Repair Technical Discussions for November 30, 2009 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for GM
| Help Request | Answers | |
| 2003 Buick LeSabre Limited 3.8L Cuts out, Stall VIN: 1G4HR54K33 Friends this is first help request for help so forgive me if... um... Well... here's my sorry tale. This GM/Buick is the regular bread n' butter GM 3.8, I've worked on more of them than probably any other drive train. But this one has me in a twist. It stalls ... |
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| 2005 Buick LaCrosse CXS 3.6L power steering VIN: 2G1WE56715 Replaced nut 3 times. Will go 3 to 6 weeks between time of blowing line out of pump. Car does not have to be turning for this happen. Can the pressure go high with out turning for this to happen? Could the pump be a problem along with a bad line? |
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| 1992 Chevrolet S10 Blazer 4.3L No Start VIN: 1GNCT18WXN Hi all. We have this S10 Blazer that came in and will not start after someone recently installed new heads on it. We have fuel psi 65, ignition and injector pulse. It has the CPI fuel injection, the type with one injector and 6 plastic lines. 3 of the cylinder... |
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| 1993 Chevrolet S10 Blazer 4.3L Excessive Emissions, Poor Idle Quality, Cuts out, Misfire VIN: 1GNDT13W7P Hey calling all car gods!! This blazer is being a pain. The truck has got almost a misfire at idle, but i cant seem to pinpoint what cylinder it is, and also after you drive it when it gets hot the truck seems like it has no power... Almost like the exhaust is... |
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| 1996 Chevrolet S10 4.3L Air bag light VIN: 1GCCS19X1T The air bag light stays on. There is an air bag code 42 Loop energy- Reserve voltage low. The light came on and has stayed on after a fender bender with damage to the front end. This happened over a year ago. We're trying to help a friend. We're an engine and ... |
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| 2000 Chevrolet S10 4.3L steering box VIN: 1GCDT19W8Y when pulling into a parking stall turning full right then put in reverse and do not move truck and turn steering back to left very slowly ( really slow ) i can get the steering to lock as it nears the halfway back to center line of the box but not near the cen... |
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| 2000 Chevrolet Silverado 1500 4.3L Stall VIN: 1GCEK14W4Y truck starts fine for e sec. or two unplug maf no change , no data at aldl there is power at the orange wire at aldl fuel pressure is 60psi security ligh is on but not blinking try to do a relarn but it acts like it donīt need a relearn or i canīt tell if it n... |
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| 2001 Chevrolet Silverado 2500 HD 8.1L Front pump VIN: 1GCHK29G41 Hey fellas, this truck has a scrapping noise coming from bell housing area. It only does it when it is cold and goes away when it warms-up. It is very intermittent. We suspect it is a front pump or convertor problem. Wondering if anyone has come across this be... |
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| 2002 Chevrolet Trailblazer LS 4.2L hard start VIN: 1F567GFID1 What's been done: The fuel pump has been changed twice The electric connector for the fuel pump has been replaced Multiple tune-ups and oil changes New alternator New Serpentine New Battery and cables and other stuff I am pretty sure I have forgotten about! T... |
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| 2003 Chevrolet Trailblazer LT 4.2L tac system VIN: 1GNET16S93 we test drove the vehicle, rpm will only go up to 2000 rpms, when we see the scanner it shows that engine load is at 100% at this point. no codes are set and low power mode light isn't on. any ideas would be appreciated. thanks |
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| 2003 Chevrolet Tahoe LT 5.3L Rear air temp door and Front air temp door. VIN: 1GNEK13Z13 Hey guys, I have two problems with this one. The rear air intermittently goes to the cold setting and gets stuck there. The other is the front heat on the drivers side is about 30 degrees colder than the passengers side. I think the blend door for the drivers ... |
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| 2004 Chevrolet Suburban 1500 LT 5.3L trans VIN: 3GNFK16ZX4 Hi. Thanks in advance for any help. Ive got a low milage Suburban in for no trans engagement in Drive. You can manually shift to first and drive away, manually shift to second and third and all is well, but when put into drive it neutrals out. Reverse is fine.... |
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| 2006 Chevrolet Silverado 3500 LT 6.6L 4x4 VIN: 1GBJK34D36 hi again guys, i have a 2006 chevy 3500 with 6.6l diesel with 4x4. problem is that the four wheel drive is not working. vehicle is equiped with a manual 4x4 floor mounted shifter. upon entry into shop, we found all fuses to be good, tried to retrieve codes re... |
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| 2007 Chevrolet Impala LS 3.5L Starter VIN: 2G1WB58K67 Greetings GM guys and Gals. This one was towed in by customer. Said he had shut it off one night and the next morning it wouldn't crank. NO aftermarket auto-starts or other goodies attached. Thought it would be simple but it's eating my lunch at this point. St... |
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| 2005 GMC Envoy SLE 4.2L transfer case VIN: 1GKDT13S45 thanks for your help. vehicle has a wine down noise when slowing. will also present the noise around 20 mph. we removed the case and inspected - no issues. tires match for tread - issue is only present under load (not on lift) and in 4x4 hi or 4x4 auto |
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| 1994 Oldsmobile 98 Regency Elite 3.8L No Start, Poor Idle Quality, Stall VIN: 1G3CX52K6S thanks in advance! i have a cold start problem with this olds.the engine will start and run good for a few seconds and die.sometimes if you give it a little throttle you can keep it running.once you get it warmed up it idles and runs fine on a drive.i have sca... |
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| 2002 Oldsmobile Alero GL 2.2L Poor Idle Quality, Misfire, MIL Lamp on VIN: 1G3NK52F32 When this car idles it shows missfires on all cyclinders. #2 and #4 are the worse. Engine idles a little rought but does not backfire or pop. Above idle car runs fine. Will only set po300 code. Have clean throttle body, iac ports, replaced ignition system as a... Trouble codes: P0300 |
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| 1996 Pontiac Grand Am SE 2.4L No Start VIN: 1G2NE52T3T Hi to everyone. I checked history on IATN, but cannot find anything like this. Testing showed bad pcm.I replaced pcm with a used one.Vehicle started, but has warning lights on. Check engine light, security light, battery light. Also the engine cooling fan runs... Trouble codes: P1629 |
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| 2001 Pontiac Bonneville SLE 3.8L Cuts out VIN: 1G2HX54K51 Is anyone else having problems with Delco MAF sensors?I have replaced 2 on this car in less than a year-same senario-engine running crappy and ses lamp on with a p0101 stored-wiggle connector at maf sensor-readings change-engine runs crappy-replace maf sensor(... Trouble codes: P0101 (maf sensor) |
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 2003 Cadillac Escalade ESV 6.0L battery VIN: 3GYFK66N13 After some instruction from Jason, Mark and Chet on reading an American wiring diagram, finding the Sirrius receiver wired in to the ignition A circuit was easy. Thanks for the help! |
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| 1991 Chevrolet Camaro Z28 5.7L Poor Idle Quality, Hesitation, Surge, Stall VIN: 1G1FP2380M well guys, the customer refused the work. so i have nothing useful to relay.now i received many replies regaurding the maf sensor, this car is speed density, there is no maf. so that help tip is out of the question. any how, if it comes back i will definatly l... Trouble codes: 33 (map), 34 (map). |
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| 1991 Chevrolet LLV 2.5L Excessive Emissions, Poor Idle Quality, Hesitation, Stall VIN: 1GBCS10E1M First off - Thanks to all who took time out of their day (or more likely their night) to reply to this post - I know it was long and possibly confusing. I had many responses that I will summarize: Incorrect fuel pressure, leaking throttle body, bad fuel pressu... |
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| 1998 Chevrolet Cavalier 2.2L MIL Lamp on VIN: 1G1JC5240W OE TPS Fixes this Car. This all started July 2008. TPS Code PO122 Replaced TPS was OK for a few days installed #2 and 3 with in the month. All NAPA TPS. We did not have a problem until Oct. 2009. Same code. Installed ECM another TPS no change. OE TPS is ... Trouble codes: P0122, P0121. |
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| 1999 Chevrolet Tahoe 5.7L Steering VIN: 1GNEK13R3X Thanks for all the replies. I recieved alot of helpful emails. Customer hasn't brought the vehicle back. I havent been able to try some of things I read. |
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| 2000 Chevrolet Blazer LT 4.3L airbag light VIN: 1GNDT13WXY I would like to thank everyone here at IATN.I tore this blazer apart and checked everything from airbag to airbag module all the wiring etc.Finally noticed that the plug on the module was very loose repaired it and all is well. |
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| 2001 Chevrolet Silverado 2500 6.0L compressor VIN: 1GCHC29U01 THANKS FOR ALL THE HELP. THE TRUCK HAS BEEN GONE FOR AWHILE, THE A/C CONDENSER AND A GOOD FLUSH TOOK CARE OF PROBLEM. |
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| 2002 Chevrolet Astro 4.3L No Start VIN: 1GNDM19X72 So on the advice of the majority of the replies I received, we did a full compression test and found everything good. Double checked distributor orientation, good to go. Plugs were wet/fouled, pulled and cleaned with no change. Dropped exhaust to check for ... |
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| 2005 Chevrolet Silverado 1500 LS 5.3L Poor Idle Quality, MIL Lamp on VIN: 1GCEK19B95 WE RAN A TOP ENGINE CLEANER ON THE TRUCK AND THE PROBLEM WENT AWAY FOR A FEW DAYS THEN RETURNED ONLY ON A DIFFERENT CYINDER. TOOK INTAKE OFF AND FOUND WARPAGE. REPLACED INTAKE MANIFOLD AND PROBLEM SEEMS TO BE GONE AS IT HAS BEEN OVER A WEEK AND CUSTOMER STATE... Trouble codes: P0300. |
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| 1995 Oldsmobile Cutlass Ciera 3.1L Poor Idle Quality VIN: 1G3AJ55M5S Thanks for the replys. After some deep thought i installed the original Throttle body and checked min airflow. Then swapped the coil pack and inspected the plugs. My helper installed new plugs when he had it out but one had a smashed gap? Carbon? Anyhow after ... Trouble codes: 705 (PRNDL failure). |
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