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Professional Automotive Repair Technical Discussions for October 31, 2008 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for GM
| Help Request | Answers | |
| 1998 Cadillac DeVille 4.6L Cooling Systems VIN: 1G6KD54Y7W This vehicle came in for an overheat. found a heater hose blown. BUT))) there is an oily substance in the coolant!!! The customer states the oily substance was there for about 2 years. I call Bull*&%^! So, this vehicle has no oil lines running to the radiat... |
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| 1992 Chevrolet S10 Blazer Sport 4.3L Cuts out VIN: 1GNDT13W2N owner replaced fuel pump w/ correct one,ign module,& dist,egr cleaned, broke exhaust loose not stopped up,ive checked for codes none found had modis on injector trigger acts like cutting off 1 bank of injectors & almost like exhaust stopped up ive had it loose... |
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| 1998 Chevrolet Cavalier 2.2L ac control VIN: 3G1JC1246W replaced ac rear defrost switch and wiring harness. since then the ac light is always lit but the compressor goes on and off with the switch. all wires are hooked up correctly. i've seen this before on other cavaliers but this is the first one i have been into... |
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| 2002 Chevrolet S10 LS 4.3L MIL Lamp on VIN: 1GCDT13W12 This vehicle was 1st brought into the shop with an engine misfire & trouble codes P0101, P0125 & P0300. Customer stated he had just changed the spark plugs before bringing it in. We checked misfire counts and found cyls. 1 & 3 were high. Found bad plug wires s... Trouble codes: P0101 (MAF does not agree with caculated value), P0131 (B1S1 O2 lean), P0137 (B1S2 O2 lean), P0151 (B2S1 O2 lean) |
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| 2002 Chevrolet Suburban 1500 LT 5.3L dome light VIN: 1GNFK16Z32 This vehicle has a weird problem. The dome lights are stuck on. I have check the dome override light, checked for the lighting module. This truck doesn't have one. I have verified that all the door switches are closing. The timers start counting down for the i... |
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| 2003 Chevrolet Venture LS 3.4L right side sliding door VIN: 1GNDX03E83 This vehicle is a recent purchase for our shop, courtesy van. It has 2 rear side sliding doors but only the right one is a power sliding door. The right power side sliding door is inoperative. I have checked all power and grounds and connections and there are ... |
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| 2004 Chevrolet Classic 2.2L No Start VIN: 1G1ND52F64 they towed a car to my shop for a problem with no starting we checked for the code,we didnt find anything we scanned the taft magual and no code was found,sometimes the car starts but when the car is started for 10 min the car stops,when the car is tried to re... |
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| 2005 Chevrolet Express 2500 4.8L starter VIN: 1GCGG25V35 vehicle came in complaining of it acting like the battery was dead when trying to start. it has done it one time since we have had it. battery good and alternator good but the one time it happened it was like the battery was dead barely trying to engage the st... |
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| 2007 Chevrolet Aveo LS 1.6L Poor Idle Quality, Misfire VIN: KL1TD66647 Hey all you GM techs out there. So this car was brought in to us after a head on collision. The engine itself was not damaged during the accident but after repairs, in the morning especially after a cold start, the vehicle misfires like crazy and then stabiliz... Trouble codes: 300 (multiple random misfire) |
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| 2007 Chevrolet Silverado 2500 HD Classic LT 6.0L noise VIN: 1GCHK23U37 Transmission transfer case noise low pitched growling rubbing noise. Installed chassis ears. Noise seems to be in rear of transmission front of transfer case. Dissasembled transfer case and inpected. No obvious wear. Dropped trans. pan no meatal particles in p... |
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| 1995 Pontiac Bonneville SSE 3.8L air mix actuator/programmer VIN: 1G2HZ5210S is there any other way to remove programmer/actuator them removing dash. any help is greatly appreicated |
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| 2002 Pontiac Montana 3.4L noise VIN: 1GMDX03E62 this 2002 montana has me at my wits end. it makes this high pitch squelch noise like a belt running over a seized pulley, can only get it to do it hot, usually accelerating off a corner. tried disconnecting a/c compressor had no change replaced belt and pulley... |
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| 2002 Pontiac Montana 3.4L abs/tcs module VIN: 1GMDX03E82 hi guys, i got a 2002 pontiac montana mini van from a used car lot that has the abs and traction control light on. the only code stored is a c1235 (right rear speed sensor shorted or open). i checked sensor signal with a labscope and compared it to the others ... |
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| 2004 Pontiac Bonneville SLE 3.8L compressor VIN: 1G2HY54K54 Outside temp. shows 39-50 F, when A/C doesn't work.Fuel and oil gauges are inop. No communication with PCM,and other modules at times, mainly when cold.Once the car warms up, modules start working like normal. Gauges still inop.I think we have a module pulling... |
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| 2006 Pontiac Solstice 2.4L no start VIN: 1G2MB33B26 Hello Everyone.First time here from Hungary so excuse my lengwitch. Costumer bought 4 of the same car all hit. Car came from body shop after was fix ad,.I reasived the car with no start .Same idiot swicth bcm and pcm s around no one knows witch is witch.??? o... |
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| 2001 Saturn LW300 3.0L Exhaust VIN: 1G8JW84R51 We had this Saturn wagon come in with a coolant leak and blowing a puff of blue smoke at cold start up out the exhaust. So the gentleman agreed to do it all and anything inbetween ie. water pump, timing belt, thermostat, etc... After a couple of days he brough... |
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 1998 Chevrolet K1500 Cheyenne 5.7L Hesitation, Cuts out VIN: 1GCEK19R9W Well since this one had died on the raod when he was 500 miles from home someone else had put in a fuel pump. It had been running fine just before that. But on his way home at times it did not run very well. If he would pull of to the side of the road and shut... |
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| 1998 Chevrolet Lumina 3.8L Poor Idle Quality, Misfire VIN: 2G1WL52K2W most of the feed back id gotten from you guys had to do with valve train (some targeted the upper intake), so i removed the v/c,got a visual on cam lift and valve springs which where ok,then i re-checked compression on #1 and found it at 50, previoulsy, had be... Trouble codes: P0301, P0300 (random miss). |
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| 1999 Chevrolet S10 4.3L No Start VIN: 1GCCS14X0X Most replies said to use OEM Delco Distributer Cap and Rotor. We replaced Cap and Rotor with Delco parts and will see what happens. It usually runs great with no problems for at least 6 to 8 weeks. Thanks for all the help |
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| 2000 Chevrolet Cavalier 2.2L idle and a/c VIN: 1GIJF5249Y Thanks to all who offered help. This turned out to be 2 different problems. The a/c problem was compressor related and required the replacement. This cooled the car and quieted it down as it should be. The engine surge problem was due to a bad idle air control... |
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| 2000 Chevrolet S10 4.3L heater core VIN: 1GCDT14W7Y The customer has not returned but was in daily for over a week so apparently the changing from dexcool to a prestone all colors antifreeze and the repeated flushing worked. Thank you for your replies. Many suggested removing freeze plugs and flushing a good... |
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| 2005 Chevrolet Silverado 1500 5.3L oil pressure guage VIN: 1GCEC14T45 Most of the replies agreed that the problem was probably in the instrument cluster and that it might be covered by a recall. True on both counts. I sent to the customer to the dealer, and today he came back to tell me that it was fixed at no charge to him. ... |
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| 1996 GMC K2500 Suburban 7.4L unknown VIN: 3GKGK26J9T THANKS TO EVERYBODY WHO TOOK TIME TO READ THIS AND TRIED TO HELP. I DONT KNOW HOW WE MISSED THIS HAD 2 SECONDARY SHOES RR NEW SHOES AND WORKS GREAT. GOD I FEEL STUPID. |
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| 1993 Oldsmobile 98 Regency Elite 3.8L Radio & climate control displays blank VIN: 1G3CW53L9P Well, I can't call this one 100% fixed but we do know where the problem is. Got three replies on this...James and Steve suggested wiring and Bruce hit it on the head when he said to take a look at the dimmer circuit at the radio. After studying the wiring diag... |
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| 1997 Pontiac Trans Sport 3.4L wipers VIN: 1GMDX06E3V sorry about not responding right away. there was a death in the customers famaly and has not returned the vehicle for the wiper repair. i will respond when i get the vehicle i9n and use the replies i got . they all make sense. |
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