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Professional Automotive Repair Technical Discussions for November 3, 2010 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for GM
| Help Request | Answers | |
| 1987 Buick LeSabre Limited 3.8L Stall, Misfire VIN: 1G4HR5733H Front timing cover was leaking oil, re and re front cover, replaced worn timing chain, (originally installed ferrous gear) re and re cover again installed non ferrous gear (special order from gm) Scanner shows all is good until loses communication, communicati... |
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| 1998 Buick Park Avenue 3.8L Electrical VIN: 1G4CW52K7W Hi everyone, We have this car that runs the battery down over the course of about a week. The owner doesn't drive it very often. It sits in his garage one or two weeks before it gets driven. We get about 97 milliamps battery drain after about five mintues when... |
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| 1995 Chevrolet C2500 Silverado 6.5L No Start, Surge, Cuts out, Stall VIN: 2GCFC29S1S Thanks in advance for the help. This is my personal truck, I bought it about 3 months ago. It was not running when I bought it, the seller said it ran fine and just died and did not restart. He let it set for over a year and then sold it to me. I towed it home... |
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| 1998 Chevrolet Venture 3.4L Poor Idle Quality VIN: 1FTZX0725Y idle low and stalls at times,found bad gas and actuall that when problem started.put a couple cans of stp treatment in it & started idleing normal again,no stall but noticed iac not working properly,tried idle strategy n falied.looks like motor is idling on it... |
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| 1999 Chevrolet Camaro 3.8L Wipers VIN: 2G1FP22G2X Greetings to all the wipers on this car would move about an inch up and then back to park.found wiper module to be filled with water due to blocked drain.installed a new circuit board now the wipers work except on intermittent the wipers park in middle of wind... |
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| 2001 Chevrolet Express 1500 4.3L No Start, Stall VIN: 1GCFG15W11 Hoping for suggestions on this one. Van stalled on freeway with no warning. Had no spark on initial inspection, installed new distributor, cap and rotor, plugs,good spark now. Fuel pressure 62psi, injectors working, exhaust open, no codes, all data looks norma... |
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| 2006 Chevrolet Malibu LS 2.2L steering wheel VIN: 1G1ZT51F6F Customers complaint is steering wheel got hot to touch while driving, now we cant duplicate, no codes no lights, seen lots of responses and bulitins for electric steering, has any one seen column or wheel get hot. Thanks David |
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| 2008 Chevrolet Impala LS 3.5L rotors VIN: 2G1WB58K78 steering wheel shakes while applying brakes above 55 mph |
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| 1996 GMC Jimmy SLE 4.3L readiness monitors VIN: 1GKDT13W6T Morning everyone, Vehicle cam in a month ago with the abs light on. replaced wheel bearing. problem fixed. had to take emissons, but none of the mointors where ready. customer drove vehicle for 3 weeks. came in today to check monitors, and monitors still not s... |
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| 1996 GMC Sonoma SL 2.2L Mechanical VIN: 1GTCS1941T This customer came in thinking he had a clutch problem. He said it was shifting hard. So We had the flywheel resurfaced and replaced the clutch throwout bearing and pilot bearing and changed fluid with the correct fluid. It still had the same problem so I repl... |
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| 1991 Oldsmobile Cutlass Ciera 3.3L No Start VIN: 1G3AL54N1M Car towed in to shop, cranks but no start. Fuel pressure OK, no communication at DLC, no check engine light, ignition system has spark, but injectors have no pulse. I checked powers and grounds at ECM and they were all good. I ohmed all injectors and all withi... |
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| 1995 Oldsmobile Aurora 4.0L MIL Lamp on VIN: 1G3GR62C5S Vehicle first came to us with engine stall no HVAC controll and had codes 24 no vss signal, code 52 Defective ecm (ecu RAM chip error KAM) 75 VSS interruption, 93 TCS PWM link failure, 121 A/C high side temp sensor problem, 120 A/C low side temp sensor problem... Trouble codes: 15 (Coolant temp signal high or open), 14 (Coolant temp signal low or shorted), 73 (Intermittent coolant temp) |
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| 1996 Pontiac Grand Am GT 2.4L wheel berring VIN: 1G2NW52T9T this car has a humming sound just like a wheel bearring , when you turn to the right you can hear the humming when you turn to the left humming stops. normally i raise vehicle in neutreal and i put my hamd on the coil spring as i turn the wheel and i can feel ... |
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| 2005 Pontiac Vibe 1.8L rear end VIN: 5Y25M63865 I have a Pontiac vibe awd and the rear end has a bearing noise at 59,000 miles, I was just wondering if anyone has rebuilt these or are they a through away. Looks like it might have some type of planetary system in the pinion area where most of the noise is co... |
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 1998 Buick Park Avenue 3.8L Poor Idle Quality, Misfire, MIL Lamp on VIN: 1G4CW52K4W Just an update, at this time we are working with Identifix and have yet to resolve this problem. I will post a repair once we have figured it out. Thanks for the responses. Trouble codes: P0172, P0300. |
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| 1988 Cadillac DeVille 4.5L open 3-4 gear circuit VIN: 1G6CD5153J well in closing of this post. the customer opted to just drive the caddy the way it is and not spend any more time and money on proper diagnosis. so there is not much we can add to this post for good technical info. thank you very much to the people that repli... |
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| 1996 Chevrolet Tahoe 5.7L heater core VIN: 1GNEK13R3T Thanks for the replies. Here's the story. Customer just bought truck this summer. Now with cooler weather, he noticed heater was cold. He saw that the heater hoses were unhooked, and supposed the core was leaking, thus was my question about core R & R. the wat... |
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| 1999 Chevrolet Silverado 2500 LS 6.0L Master Cyl ????? VIN: 1GCGK29U4X Truck came into shop this morning. Test drive did show early ABS activation. Also rear brakes were not working. We never did completly lose the brakes but it was close a couple of times. Customer had several incidents where complete loss happened ..in fact he ... |
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| 1999 Chevrolet Malibu 3.1L tcc lockup VIN: 1G1NE52M1X I would like to thank all of you for spending time suggesting needed diagnosis and common repair problems. We finally Nailed this one down. i am going to copy the notes i will be giving the customer for the diagnosis i did on the vehicle.(the transmission shop... |
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| 2003 Chevrolet Venture LT 3.4L cooling fan VIN: 1GNDV03E93 After hours of frustrating investigation, I found that the fans were indeed coming on at about 225 degrees ( seemed to be high for me ) but the true problem was indeed the head gasket. I blocked tested the vehicle numerous times and finally got it to fail. Tha... |
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| 2000 Pontiac Bonneville SSEi 3.8L MIL Lamp on VIN: 1G2HZ5412Y activated both purge and vent solenoid and both were working. i have had trouble with the purge solenoids in the past on GM vehicles so we tried a purge solenoid and it has been a week and light has stayed off so i am calling this one fixed. thanks for all the... Trouble codes: P0440. |
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| 2002 Saturn L300 3.0L No Start VIN: 1G8JW54R92 This one is for sure a bad BCM. I took the BCM out and popped the cover off of it. I check all signals at the circuit board. No problems found there. Grounds checked good. By bumping the ignition key, that moment before the starter engages is when the a... Trouble codes: B1000 (ECU Malfunction). |
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