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Professional Automotive Repair Technical Discussions for March 19, 2012 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for GM
| Help Request | Answers | |
| 1996 Cadillac Seville SLS 4.6L Cooling Systems VIN: 1G6KS52Y3T The cooling system appears to cool when running at highway speeds. During slow traffic periods, stop and go stuff, it will overheat unless the heater is on max heat. If I let the car sit and idle without the radiator cap installed, the coolant will percolate b... |
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| 1994 Chevrolet S10 Blazer Tahoe 4.3L Hesitation, Surge, Stall, Misfire VIN: 1GNDT13W2R Car came in to the shop with a surge complaint,misfire.This is her daily driver surge,misfire happen she brought in same day.After verifying that i saw spark leaking from the aftermarket accel coil to the intake.Thought easy fix installed new ac delco coil,vec... |
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| 2004 Chevrolet Silverado 2500 HD 6.6L Stall VIN: 1GCHK23194 hey all duramax guys got a problem with what i think is a fuel problem. I got this vehicle in and the customer has stated that the truck would die and if he would put fuel in and prime the system it would restart. so we removed fuel filter and replaced the wif... Trouble codes: P0380 |
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| 2004 Chevrolet Silverado 2500 6.0L Poor Idle Quality, MIL Lamp on VIN: 1GCHK23U34 Hi all Thanks for looking at this post, need some help. Replaced engine with used engine. old engine went till it wouldnt go no more. any way my problem. is I get a code u0107.( lost communication with accelrator control module). So I replaced the app sensor ... Trouble codes: U0107 |
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| 2006 Chevrolet Cobalt SS 2.4L MIL Lamp on VIN: 1G1AM15BX6 Hello everyone, I'll get to the point. '06 Cobolt SS w/ 2.4L. M/T. Here is the challange I'm (we) are up against. When the clutch pedal is applied to switch gears the RPMs sky rocket to about 3200 rpms on this baby. I changed the clutch pedal switch with a GM ... Trouble codes: P0833 (Clutch pedal switch 2 circuit), P0106 (MAP/BARO pressure circuit out of range) |
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| 2003 GMC Sierra 2500 HD SLE 6.6L no acceleration VIN: 1GTHK29153 This truck will sometimes have no acceleration or reduced power. Has code p2133 for pedal sensor three high voltage. Pedal has been changed with new gm unit. No change in problem. Customer has said truck has been programed with EFI Live tuning. I am going to r... Trouble codes: P2133 |
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| 2007 GMC Sierra 1500 Classic SL 4.3L Safety VIN: 3GTEC14X57 Hey guys thanx in advance.i have a 2007 gmc sieera 1500 with the mil on with a po128.no prob there needs t-stat.i also have an abs lightt on.here is my delema.only my generic handheld can communicate with pcm and abs controllers.tech2 , vedis2 , and genesys wi... |
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| 2001 Oldsmobile Bravada 4.3L Transfercase VIN: 1GHDT13W71 Thanks for any help with this problem. This is a one speed automatic transfer case. When backing up at a slow speed,like a parking lot manuver, with the steering wheel turned the smart track transfercase locks the front axle and the front wheels bind. The prob... |
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 1995 Cadillac Seville SLS 4.6L Stall, RPM limited VIN: 1G6KS52Y3S To those of you that said "air trapped in system" you hit it on the head! Pulled small hose off at water pump area, cleaned the fitting, purged air & it's happy! Thanks again for the great responses IATN rocks! |
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| 2009 Chevrolet Silverado 1500 LT 5.3L water temp gauge/IPC message center VIN: 3GCEC23J39 When I say the vehicle is FIXED that means it's working currently. I replaced the ECT sensor AFTER the problem went away on its' own during a fuel refill. I'm not taking credit for that. I changed the ECT because it was acting like an OPEN. That is to say ... |
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| 2004 GMC Sierra 2500 HD SLE 6.6L No Start VIN: 1GTHK23264 complete removal of the aftermarket wiring for autostart was the fix for this truck.the code did not return and the r/o has not called back. how it has been explained to me is two processors talking to each other in different languages. Trouble codes: B1440, B2961, U1074, U0101. |
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| 1994 Pontiac Grand Am SE 2.3L oil pressure VIN: 1G2NE1532R Customer declined further repairs. I was too focused on the high oil pressure, which is a bit high I think, than the actual problem.Did a leak down test and found a blown gasket between 1 & 2. Some had mentioned the check valve in the cylinder head creating oi... |
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| 2009 Pontiac G3 1.6L Misfire, MIL Lamp on VIN: KL2TD66EX9 Hello everybody, sorry the response to this post is so late. I appreciate everybody's advice when it came to this tricky misfire. It turns out that I put new plugs in it to start as maintenance and one of the four i got was bad. It just so happened that i pu... Trouble codes: P0300 (Random Misfire). |
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