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Professional Automotive Repair Technical Discussions for December 21, 2007 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for GM
| Help Request | Answers | |
| 1991 Buick Regal 3.1L Poor Idle Quality, Hesitation, Stall VIN: 2G4WB54TOM Vehicle came in cutting out at idle. I found many vacuum leaks including the t/b. I repaired all the vacuum leaks and checked it with my smoke machine. The vehicle actually seems to run worse with the leaks repaird. I would appreciate any help you can give me ... |
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| 1997 Cadillac Seville STS 4.6L Oil pressure warning VIN: 1G6KY5290V Hi everyone. The oil pressure warning system is going of on this car for no apparent reason. I replaced the sender twice, the first time with a Carquest one the second with an OEM one. When that didnt work we put the manual pressure gauge on it and got fantast... |
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| 1999 Cadillac Catera 3.0L Poor Idle Quality, Hesitation, Surge, Stall, Misfire VIN: W06VR52R3X hi , this car run bad cold , can't keep running cold, dies , popping in intake . just run poor . in open loop once goes in close loop car runs good . date are jumping so bad because it running bad can't get good reading . hope someone can help |
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| 1999 Chevrolet Astro 4.3L Hesitation, Stall, Misfire, MIL Lamp on VIN: 1GNDM19WOX see previous Trouble codes: P0300 |
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| 1999 Chevrolet Tahoe LS 5.7L Transfer Case VIN: 1GNEK13R1X Hi everyone.This Tahoe came today with a clicking/grinding noise while driving heard at slower speeds 10-15 MPH.(customer thought it was brake noise).Upon further inspection with vehicle on lift and turning drive shaft by hand I can here what sounds like slapi... |
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| 2004 Chevrolet Aveo 1.6L intake? VIN: KL1TD62604 Hello all, First Thank you in advance and happy holidays. My question is that we have this 2004 aveo here with no start and coolant smell from exhaust, wondering because I see a plastic manifold could these have issues like the 3.8 liters or is this going to... |
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| 2001 GMC Sierra 1500 SL 4.8L Differential VIN: 1GTEC14V11 hello fellow techs . i have this gmc sierra pickup with broken rear differential gears . customer doesnt want to spend alot of money so they are looking for a used unit . this vehicle has 3.73 gears and is alot harder to find than the other ratios and more exp... |
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| 2003 GMC Sierra 1500 SLE 5.3L all gauges VIN: 1GTEK19T83 This truck came in with all gauges inop and the tach stuck at the top of its sweep. The ipc was sent for repair and the gauges repaired and new power supply installed . Now when started the gauges all work for a few secones to a few minutes and then they all c... |
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| 1988 Oldsmobile Cutlass Calais International 2.3L Cuts out, Misfire VIN: 1G3NK14D2J Merry Christmas or Happy ?. Cust brought in olds for hard start cold and missfire on accel. Starting cold it will pop in intake like a lean missfire. Checked fuel pres koeo 42 psi-held pres for 2 hours-lost 5 psi. Checked,no codes,all pids are good except for ... |
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| 1998 Oldsmobile Silhouette Premiere 3.4L Driver Information Center VIN: 1GHDX03E1W Driver Information display--- code displayed on Did is no communication. Customer did try other DID and same results. I don't have tech2, OTC Genysis only covers Engine, ABS, and Trac. Lab scope on data line shows activity at DID, powers and grounds good. Do... |
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| 1996 Pontiac Grand Am GT 3.1L intake manifold gaskets VIN: 1G2NW12T6T This may be a post that will have no definite fix to it, so read on with that in mind. I am thinking of buying a car really cheap for another home project $$$-maker, but I do not feel like taking on a really big project right now at home. Looking for some casu... |
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| 1996 Pontiac Grand Am SE 2.4L No Start, Poor Idle Quality, Stall VIN: 1G2NE52T3T Only occasionally will start and die, or start run rough and die, then next start will run fine. When this occurs it is like a car that has water in the distributor cap, that is it will crank a long time and kick back like the timing is advanced 30 or 40 degre... |
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| 2001 Pontiac Grand Am SE 3.4L Brake Pedal VIN: 1G2NF52E71 Hey guys, I have a vehicle with a hard brake pedal, only on first brake application and it only happens every once in a while. The pedal is rock hard and the vehicle will not stop. I have only experenced the condition once, release the pedal and apply, the con... |
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 1992 Buick LeSabre Custom 3.8L Poor Idle Quality VIN: IG4HP53L2N Removed vibration dampner,found scrape marks on reluctor wheel,hitting slightly on one 18x reluctor blade.Straightened the one reluctor,replaced the crank sensor.Engine now had 6 firing lines not 9,also had one high resistant wire that I could not see before. |
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| 1997 Chevrolet C1500 Cheyenne 5.7L heater core, VIN: 2GCEC19R1V Well I am going to go on the limb and say it is fixed. From the replies here is a general tally of what I recieved, hose restrictor problem at connecotr 5, door actuator 6, air in sytem 5 , heater core issue 1 and hoses either crossed or kinked 2. Here is the ... |
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| 2001 Chevrolet Prizm 1.8L fuel filler Thank you gentlemen for all your input. If they gave the Darwin awards to spiders this one sure would have been a candidate. The problem turned out to be a spiders nest in what I would describe as the rear vacuum vent valve on the canister. This is the one... |
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| 2002 Chevrolet Impala 3.4L Misfire VIN: 2G1WF55E82 THANKS TO ALL THAT REPLYED. FOUND THAT THE INTAKE GASKET WAS AT FAULT.I PULLED THE PLUGS SEVERAL TIMES AND NO SIGNS OF ANTIFREEZE.SO THIS MORN I WENT FOR DRIVE TO DUPLICATE MISS AND LET IT RUN FOR 20 MIN WITH THE MISS.PULLED THE PLUG RIGHT AWAY AND FOUND IT WE... Trouble codes: P0300. |
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| 2003 Chevrolet Silverado 1500 4.8L MIL Lamp on VIN: 2GCEK19V43 Found CTS on bank 1 front internally cracked.Aslo ran instrument cluster test and the coolant gauge would not reset or move.Replace CTS and cluster all is well.I used the auto inginuity scanner. Trouble codes: P1115 (circuit intermitant coolant). |
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| 2004 Chevrolet Silverado 1500 5.3L fuel tank VIN: 2GCEK19TX4 thanks to everyone who replied. using the info that i recieved i did a process of elimination. i undid the evap line at the gas tank and tried it. worked great. i then undid the line after the charcole canister and it worked great. that left only the vent... |
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| 2004 Chevrolet Aveo LS 1.6L suspension VIN: KL1TJ62654 Cust. never returned. Had replies to disconnect stabilizer links and drive Will try if cust. returns |
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| 1987 Oldsmobile Delta 88 Royale Brougham 3.8L No Start, slow to fire up VIN: 1G3HY5137H Yes it is fixed! The ignition module fixed the no start and after lots of follow up testing on the long crank, We did nothing to fix this. It takes more than a second to fire, and one of you said that was normal for that year etc. Thanks and Merry Christmas Trouble codes: 43 (EST failure). |
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