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Professional Automotive Repair Technical Discussions for February 27, 2004 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for GM
| Help Request | Answers | |
| 1996 Buick Regal 3.8L Transmission Temperature Sensor VIN: 2G4F52K5T1 Thanks |
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| 1996 Cadillac DeVille 4.6L instrument cluster VIN: 1G6KD52Y8Y Good Morning, This Deville has had this problem for 6 months. It will occur intermittently mostly after 30 minutes of driving. Instrument cluster goes out, climate control becomes inop., dimmers become inop., may flicker at times. The symptom may disappear fo... |
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| 1996 Cadillac Eldorado ETC 4.6L Electronic VIN: 1G6ET129XT Hello, everyone I have this Eldorado that has a P0717 ( Input speed sensor ). I road tested it with the scanner and there is no value showing. Checked at the PCM and verified no value. So I went ahead and dropped the cradle and took the valve body cover off. M... |
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| 1990 Chevrolet G20 Chevy Van 5.7L Poor Idle Quality, Stall VIN: 2GCEG25K7L Doe not run very well (runs very Lean) wont idle. Has a new computer,Iac motor & IGN Module. Computer not controlling spark & fuel correctly. If you put the van into bakup fuel/spark mode or disconect the timeing connector van will run ok. any Ideas of where t... Trouble codes: 44 (Lean exaust) |
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| 1991 Chevrolet K2500 Cheyenne 5.7L pressure plate VIN: 1GCGK24K1M Thank you for reading this request. This PU has had a low pedal release problem for some time. I have bled it several times and it helps but never brings the release point up very much. You have to push the pedal to the floor to get any release, and now it is ... |
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| 1995 Chevrolet K1500 Cheyenne 5.0L engine noise VIN: 1GCEK19H6S Hello everyone. this 305 has a squeack sound on the front on the engine like a bad belt or a weak tensioner. It is a faint sound but can be heard in the cab and more so with the hood open. But i can remove the belt and it is still there. Engine carries good oi... |
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| 1995 Chevrolet S10 4.3L MIL Lamp on VIN: 1GCCS14Z5S hey, I have this S10 pickup with codes PO228 & P0296 I trayed to find the codes In Alldata & Michelle on demand no luck .After I reset the ECM and start the engine immediately the above codes will come. I never seen this codes for 95 S10 before . The truck run... Trouble codes: P0228, P0296 |
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| 1992 GMC K2500 Sierra SLE 7.4L presure plate VIN: 1GTGK24N8N truck came in with a failed slave cylinder when replaced it had high pedal presure. customer was informed if cylinder failed again he would need a new clutch. it was two months when it failed again. we then installed clutch (new) hydraulics (slave & master cyl... |
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| 1999 GMC Jimmy SL 4.3L Transfer case VIN: 1GKDT13W5X Hi Group, I have this jimmy that will not give me 4x4 in '4hi' or '4low', but works fine in 'auto 4x4'. The axle is engaging (I accessed the actuator and watched it) and the transfer case is shifting because when you run it on the hoist you get 4wd but as soo... |
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| 1987 Oldsmobile Toronado Brougham 3.8L 'Electrical Problem" seems 800 data circut faulty VIN: 1G3EZ1134H good morning and thank you all in advance!!! multiple body codes B334-b335-b336-b337, car defaults to high speed fan blower on defrost and message center says electrical problem, found a service bulliten for multiple codes, diagnostic proceedure is to pull BCM... |
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| 1995 Pontiac Bonneville SE 3.8L Cooling Systems VIN: 1G2HX52K4S Hello techs Customer brought in this car with steam rollin out of exhaust. Removed plugs- found antifreeze on cyl. 2,4,6 Suspect blown head gaskets--upon removing intake manifold, found definite blown intake gaskets around cooling ports Is this a problem on 3.... |
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| 1997 Pontiac Trans Sport 3.4L module VIN: 1GMDXO3E4V Hi guys , looking for help on this done ,pulling out my hair by now. Customer came in with abs light on.Scan system for codes, had about 7 or 8 codes that really don't make too much sense ,as if any code would just pop up .Erase all codes ,one came back Low Vo... |
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| 2000 Pontiac Bonneville SSEi 3.8L Traction control VIN: 1G2HZ5417Y Hello all, we have this 2000 Bonneville with ABS/TCS and stability package. We are getting error messages in the Driver Info center to repair stability system. We have scanned it and gotten a C1287 code(steering rate error). There is no data for the sensor in ... |
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| 1998 Saturn SL2 1.9L Safety VIN: 1G8ZF5288V The air bag lite is staying on. It set two codes b1022 and b1061. It looks like the air bags themselves and the abs sensor box are both used parts. When using datastream two things look funny the DRESF and PRESF both show 22 volts. |
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 1992 Cadillac DeVille 4.9L heater core VIN: IG6CD53B8N After checking everything I have concluded that it must be a cracked head or blown head gasket. Customer refused to go any further to fix the problem. |
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| 1997 Cadillac Eldorado ETC 4.6L Stall VIN: 1G6ET1293V Thanks to everyone for the help. It was the crank sensors. |
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| 1999 Chevrolet Express 1500 5.7L Brakes VIN: 1GBFG15R7X We got nine replies total. I want to thank all of you that replied. Some of the suggestions were caliper to spindle clearence, hard spots in the rotor's, smoothness of rotor finish and making sure a good bi-directional cut is on the rotor. After starting f... |
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| 1999 Chevrolet Lumina 3.1L MIL Lamp on VIN: 2G1W152M1X Thanks to everyone who helped. Found out from the exhaust shop that they put an OBD1 cat on by mistake and not an OBD2 cat. So it was an aftermarket cat problem. Changed to an OBD2 cat, seems to be fine now, we will find out in a month and a half (that is ho... Trouble codes: P0420 (Catalyst Efficiency low bank 1). |
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| 2001 GMC Savana 3500 6.5L Stall VIN: 1GDJG31F91 Thanks for all the help. It turns out GM has a 100,000 mile warranty on the injection pump for these vehicles. I advised the owner and he brought the truck in for warranty. He has got it back now and reports no problems. Trouble codes: 126 (insuf coolant temp fpr stable oper), 238 (boost sensor 1 open/high), 236 (boost sensor 1 out of range). |
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| 1971 Oldsmobile cutlass 350CID direct clutch VIN: 342571M137 thanks to everyone for the help. i had tons of replies and even a phone call, that was above and beyond the call of duty .the majority said that the extra steel is common practice to solve clearance problems and is not going to make any trouble down the road. ... |
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| 1987 Oldsmobile 98 Regency Brougham 3.8L extended crank time VIN: 1G3CW5138H thanks to all that helped. first of all there was a bad connection at the fuel pump relay- once that was fixed the relay did not work-- replaced the relay and now the fuel pump powers up with ignition on for 2 secs. ran vehicle with pressure guage-- shut engin... |
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| 1991 Oldsmobile Cutlass Ciera 3.3L No Start VIN: 2G3AL54N6M Thanks to all who responded to my request. The vehicle seems to have fixed itself. It now starts fine. I think the problem was one of the injectors. After running cleaner through the system the vehicle seems to operate properly although I can,t say for sure wh... Trouble codes: 27 (tcc solenoid 2nd gear switch). |
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| 1997 Oldsmobile Achieva S 2.4L MIL Lamp on VIN: 1G3NL52TOV This one is fixed thanks to all the great responses on this problem.All the fuses checked out o.k. I received 2 replies that hit it right on the money. The problem was broken ground wires at the transaxle stud,repaired wiring,O2 switching fine and code is gone... Trouble codes: P0134. |
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| 2000 Oldsmobile Intrigue GL 3.5L cooling Thanks for all the replies I know how hard it is to find time , on a normal car I'm sure some would have worked. Here's what I did: removed water pump , Ok (ordered 1 to visually match impelers), Update T-stat(dlr) , radiator (when over heat condition would st... |
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| 1990 Pontiac Grand Am LE 2.5L speedometer VIN: 1G2NE54U5L Appreciate all the help, unfortuneately the customer decided to opt out of further diagnosis due to cost. Did check the items sent in by other members but nothing panned out. Would really have liked to figure this one out but won't have the chance. |
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| 1995 Pontiac Grand Am SE 3.1L temp gauge VIN: 1G2NE53MXS first i want to say thanks for the help. the problem turned to to be a faulty circut board as well as a problem ecm.most replys pointed to the panel as the problem (and it was)but untill the ecm was replaced the gauge still did not read right.Again thanks for ... |
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| 1999 Pontiac Grand Am SE 2.4L whine VIN: 1G2NE52T6X sorry for the delay found to be bad bearing in ac pulley changed and noise is gone thanks for all the help |
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