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Professional Automotive Repair Technical Discussions for March 19, 2004 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for GM
| Help Request | Answers | |
| 2001 Buick LeSabre Custom 3.8L suspension VIN: 1G4HP54K21 Hey Everyone, Here's My Problem. When Coming To A Complete Stop In This Buick LeSabre I'm Feeling A Lurch Backwards. It's Not Rolling Back Just Sort Of Bouncing Back And Rocking. In Reverse Braking It Lurches Forward. We Replaced Worn Tie Rod Ends, But That Wa... |
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| 1990 Cadillac Seville 4.5L Poor Idle Quality VIN: 1G6KY533OL Hello, we are working on a STS with a original concern for intermittent stalling and intermittent idle a bit too high. Also customer was complaining that sometimes the service engine soon light would come on. We scanned and checked for codes, found tps code an... |
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| 1997 Chevrolet Venture 3.4L motor VIN: 1GNDXO6E5V hi to all,i have this venture,my problem,cooling mix whith oil i change intake manifold gasckets,put back and stil mixing,so i take the 2 head out,sending to reface and put all new gasckets.change oil ,and check again for mix still doing.now i suspect timing c... |
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| 1998 Chevrolet K1500 Cheyenne 5.7L MIL Lamp on VIN: 1GEK13R9WR het guys i have this truck here that blow a rod throw the block i change the engine with a good one the only problen is that the engine light is on with a crank cam code it runs fine if you the dist is new the crank sensor is not cam with engine im i missing s... Trouble codes: P1345 |
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| 2000 Chevrolet Malibu 3.1L Anti-Theft light on Hi guys, This car has about 16 fault codes in the Body Control Module. I only have access to an Ease Scan Tool that does not cover body functions. I was wondering if I disconnect the battery would that clear the fault codes from the Body Control Module? Wo... |
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| 2002 Chevrolet Silverado 2500 6.0L valve train VIN: 1GCHK29U12 Truck originally came in with very noisy rocker arms on the left side. We started tearing down the engine and didnt find anything that really stuck out as a problem. one rocker arm on cylinder three looked like it might have been a little sloppy but not real b... |
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| 2000 GMC Savana 3500 5.7L Hesitation, Misfire VIN: 1GDJG31R2Y Customer complains of running problem only after hot soak but restart in half hour.Van has no power for 30 seconds of running then runs fine until hot soak.If van sits longer (half a day)no problem whatsoever...Any insight would be helpful thanks I have verifi... |
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| 1990 Oldsmobile Cutlass Cruiser SL 3.3L No Start VIN: 2G3AM84N5L vEHICLE JUST QUIT RUNNING ON THE FREEWAY. AFTER TOWED IN THE SHOP I CHECK SPARK AND FUEL. GOOD SPARK BUT NO FUEL PRESSURE. FUSE,RELAY, AND PUMP OK. WHAT I HAVE IS NO VOLTAGE GOING TO THE RELAY FROM THE ECM.I ALSO DON'T HAVE 2 SECOND PULSE. I CAN MANUALLY SEND ... |
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| 2001 Pontiac Grand Prix GT 3.8L engine VIN: 1G2WP12K11 constant squeek whether belt was removed or trans dissconnected, sound like water pump but is not working. no metal fillings in oil either, only happens when engine is warm. anybody here this before. i think it is engine problem |
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 1987 Chevrolet G20 Chevy Van 5.7L Hesitation VIN: 2GBEG25H2H Thankyou to all who replied.Got lots of response on this one,mostly advising me to change the prom and injectors which I did in that order.After replacing the prom the performance on takeoff greatly improved,but scan data still indicated a lean running engine.... Trouble codes: 44 (lean exhaust). |
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| 1990 Chevrolet K1500 Cheyenne 5.7L vOLT GUAGE VIN: 1GCDK14K8L The fix was a cluster replacement. I sent it to the dealer for an exchange. The problem is a internal groung circuit. Thanks for the replies |
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| 1995 Chevrolet Cavalier 2.2L Poor Idle Quality, Misfire VIN: 3G1JC1242S well we have the vehicle fixed , we found the new injector was faulty out of the box , its amazing how you trust new parts and they can fool you, I apprieciate all the responses we did everything that the responces said but did not expect the new injector to b... |
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| 1996 Chevrolet Blazer 4.3L 1-2 shift 2-3 shift VIN: 1GNDT13W1T I havent fixed this 96 blazer yet, but i found the problem. 2nd gear is out of this car, I was getting missinformation from my scan tool, geniss scanner. hooked it up to another genisis and vss was 0 at idle in park, tft was in range, and gear selector was wor... |
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| 1997 Chevrolet K1500 Cheyenne 4.3L Surge, Misfire VIN: 1GCEK19W8V Thanks to all for their responses. We were glad to see this truck leave our shop! The fix was to replace the distributor. We removed it and found that it had a bad gear. This was confirmed by looking at the uneven wear on the gear. Some areas on the gear were ... |
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| 1998 Chevrolet K1500 Suburban LS 5.7L No Start, Stall, Misfire, MIL Lamp on VIN: 3GNFK16R8W Fuel Pump was the cause of this intermitten failure/ thanks to the group I wish I can be of more help./ Trouble codes: P1351 (ignition). |
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| 1999 Chevrolet Tahoe 5.7L Poor Idle Quality, Misfire, MIL Lamp on VIN: 3GNEK18R6X Thanks to everybody that responded! Sorry it took me so long to respond , but I've been on vacation. Several of you hit it dead on. The problem was a broken valve spring on cylinder # 7. Thank you to all, you guys are the greatest! Trouble codes: 300 (random misfire), 307 (misfire on 7). |
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| 1999 Chevrolet Tahoe LS 5.7L abs VIN: 1GNEK13R6X THANK YOU EVERYONE for AL [...] the replies I got. You were right, it was rust build up under the wheel speed sensors. For some reason, that TSB did not show up in my Alldata under '99, but when I went back to '97 or '98 it was there. I removed the caliper/rotor an... |
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| 1997 Oldsmobile Cutlass Supreme 3.1L Excessive Emissions, Hesitation, Misfire, MIL Lamp on, no MAF on scanner VIN: 1G3WH52MOV thanks to all of those that replied.replaced fuel injector on cylinder #4, misfire is gone and vehicle runs great but still no maf readings, unplugged sensor and immediate cel on for maf, cleared codes after reconnecting sensor then borrowed master tech scanne... Trouble codes: P0300. |
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| 1997 Saturn SL1 1.9L Misfire, MIL Lamp on VIN: 1G8ZH5281V sorry for delay on this fix response, wanted to make sure vehicle was not going to return. upon lengthy analysis, determined engine performance issue was in relation to carbon deposits on engine exhaust valves. customer did not wish to perform exhaust valve ov... Trouble codes: P0302 (cylinder 2 miss-fire). |
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