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Professional Automotive Repair Technical Discussions for September 8, 2008 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for GM
| Help Request | Answers | |
| 1997 Buick Riviera 3.8L Stall VIN: 1G4GD221XV Hello all hope someone can help me before I drive car of cliff. Problem with car it that is stalls on decel but concern is very random. Always immediatly restarts. I had this in a few weeks ago for this concern could never find anything definate with it other ... |
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| 1986 Chevrolet G30 Chevy Van 5.7L rear brakes VIN: 1GBGG35MOG This van has been lowered approx 1 1/2 inches by another shop to fit in a fleet parking garage, the problem is that the rear height sensing load compensating valve now thinks the van is loaded and the rear brakes are prone to lock up. Alldata gives a procedure... |
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| 1994 Chevrolet S10 4.3L engine VIN: 1GCCS14Z2S I have had this s-10 pickup from another shop they poked a hole in the oil pan and they have asked me to install a new oil pan. What is the best way, does the engine need to come out, or is there enough room to lift it up? Thanks for the input. |
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| 2001 Chevrolet Astro LS 4.3L Fuel Gauge, Temp Gauge, Instrument Cluster VIN: 1GNEL19WX1 Hey guys, I need some help on this one. First of all, this car came in stalling, bogging, and hard to restart after stalling. I've checked all of the basics and came down to a bad aftermarket fuel pump pushing not enough volume. Replaced it with an ACDelco par... |
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| 2003 Chevrolet Silverado 1500 5.3L rear leaf springs VIN: 2GCEK19T43 Hello gentleman, This truck has really bad noise from the rear leaf springs.I replaced the leaf spring insulators because they had worn out at 35,000 miles. The noise did not stop. The vehicle now has 49,000 miles on it and the noise has continually gotten wor... |
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| 2004 Chevrolet Silverado 1500 5.3L Power Extending Mirrors VIN: 1GCEK19T74 Hey folks, I have here a truck with some very fancy mirrors that I'm not familiar with. Unfortunately every wiring diagram I've found is nowhere near what is hooked up to the switch I'm examining. The mirrors will extend, and can be retracted manually (ie. pus... |
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| 2005 Chevrolet Colorado Z85 2.8L Torque Converter VIN: 1GCCS14895 Have a 2005 with a P2770B Code(Torque Converter Clutch Control Circuit High Voltage) Checked wiring last week(all ok) cleared code. Customer returned this morning with same code after 300 miles. Trans fluid looks good. Truck has had a easy life. Unable to loca... |
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| 1999 GMC Sierra 1500 SL 4.3L No Start VIN: 1GTEC14W4X Hello all, vehicle towed in, no start... Check fuel pressure, spark, put a cap & rotor on it anyway just because of past problems with these... Check plugs, they're dry. If I pour fuel down it's throat it runs. On the solus pro I see no Inj. pulse width.. Once... |
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| 2005 GMC W4500 Forward W4S042 6.0L No Start, Poor Idle Quality, Cuts out, Stall, Misfire, MIL Lamp on VIN: 4KDC4B1U05 Hello to all again, Here a have a real problem child. This is one of those cab-over Isuzu trucks with GM suburban gas drivelines. The truck came in with a no/start, occasional stall, occasional no acceleration problem. Here's the catch, it has the crank/no sta... |
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| 1999 Oldsmobile Alero GL 2.4L Alternator I recently installed a used motor into this alero. As I was bleeding the cooling and such I noticed the charging light was on. I'm pretty sure the alternator is whats at fault but the charging light was not on before I installed the new engine. There are no am... |
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| 1994 Pontiac Firebird Formula 5.7L Poor Idle Quality, Hesitation, Cuts out, Stall VIN: 2G2FV22P1R good morning guys,got one that came from another shop with a misfire.it is interminnently losing pulse to the injectors (ground) and at various cylinders not allways the same one, sometimes multiple cylinders at the same time. i need help its eating my lunch f... |
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| 1995 Pontiac Grand Prix SE 3.1L fans VIN: 1GZWJ1ZM4S group, ihave a grand prix with two problems, cooling fans inop even when ac is on & cannot communicate with scanner, i have one bad coolind fan & is on the way, but i have check ground to aldl connector, 5 volt ref, & buss wire & see no problems & have tried t... |
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| 2000 Pontiac Grand Am SE 3.4L Cuts out VIN: 1G2NG12E2Y Engine will cutout, backfire through the intake at a steady cruise around 2200 rpms. Occurs in any gear. Unplugged EGR valve and the problem goes away. Replaced EGR valve and the problem still exists. Reference voltage to EGR is 5v even when the problem is occ... |
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| 2004 Pontiac Grand Prix GT1 3.8L Poor Idle Quality, Hesitation, MIL Lamp on VIN: 2G2WP52224 hello fellow techs, i have this grand prix that is drive by wire that is giving me trouble, it will not accel at all and the car goes into reduce power mode, the code i get is a p2101 and when i go though the diagnostic trouble tree i come up with is to replac... Trouble codes: P2101 (tac motor fault), P0120 (apps 1 mismatch), P0220 (apps 2) |
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| 2003 Saturn Ion-3 2.2L electronic steering VIN: 1G8AV12F43 I have an ion3 and the customer said the electronic steering was in-opt this am. after driving a short distance it started working again. no lights were on on the dash and there are no codes stored. scanner data looks good at this time. steering works normally... |
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 1999 Buick LeSabre Custom 3.8L steering pump VIN: 1G4HP52K6X I feel enough time and mileage have passed to mark this job "FIXED". My customer has driven this vehicle since it's delivery every day and hasn't had any problems at all. He did tell me today that both times the seal blew out that he remembered feeling a steer... |
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| 1988 Cadillac Eldorado 4.5L low temp sensor VIN: 1G6EL1155J Thanks for all the replies. Could not locate refridgerant temp sensors. Decided to purchase sensors for 89 Eldorado which were different thread pitch. Decided to remove the temp sensor portion/ thermo resistor and sodder to the original temp sensor of the 88 e... |
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| 2000 Chevrolet Impala 3.8L No Start VIN: 2GIWF55E8Y Hello Sorry for the slow response, I was waitng to see if the vehicle was fixed. I replaced the BCM in this vehicle with a new G.M. one. I started the car probably 15 different times, so I let the customer have the vehicle. He called and told me that it worke... Trouble codes: P2958 (passlock sensor learned voltage), P2960 (passlock sensor voltage range). |
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| 2001 Chevrolet Tahoe 5.3L No Start, DELAY STARTING VIN: 1GNEK13T11 Thanks to all that responded. I'm closing this help request because customer picked up vehicle last week. We told him to bring vehicle back when he could leave it for several days. I'll try to let you know when we find problem with a follow up email. |
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| 2002 Chevrolet Cavalier LS Sport 2.2L Surge, Cuts out, Stall VIN: 1G1JH52F32 i want to thank everyone who replied. the fix on this vehicle was to replace the right front wheel speed sensor.the customer brought it in with a complaint of misfiring in the morning.and she didn't want to look at anything else.noted the abs light was on.afte... |
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| 2004 Chevrolet Silverado 2500 HD 6.6L Cuts out VIN: 1GCHK29224 Replaced crank sensor to repair. Truck works great thanks to all who replied. |
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| 1990 GMC K1500 Sierra SLE 5.7L cooling system VIN: 1GTDK14K2L Well I think this GMC truck is fixed, and really appreciated all the Technicians that took thier time to help me, many of you mention that I may have wrong pump or fan, I did try another pump and fan motor and did make sure that i was getting right part, and e... |
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| 2000 Pontiac Montana 3.4L ABS Module VIN: 1GMDX03E2Y Found vehicle to actually have 2 issues, abs module bad and dirt is system. Replaced ABS Module and power bled system All is well. Thanks for all of your help! Jeff |
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| 2003 Pontiac Aztek 3.4L Unknown VIN: 3G7DB03E83 Turns out the customer took the vehicle to a local transmission shop for one more opinion before i got another shot at it. They replaced both front axle shafts and the problem is gone. I know the guys there so i will be calling to verify that fixed it but the ... |
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