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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for September 21, 2009
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Open Help Requests for GM
Help Request Answers
1996 Buick Regal 3.8L 3-4 upshift VIN: 2G4WB12K9T
Thank you for taking the time to read this. This Buick Regal is my personal car. At times, during a steady cruise on the X-way, the trans will just drop out of 4th gear. It doesn't do it all the time. Af first, you could feel the tcc release and see the tach j...
2006 Buick LaCrosse CXL 3.8L No Start VIN: 2G4WD58246
help have a buick cranks will not start. car came in on hook. customer states driving down the road and quit. would not start. only orignal code was knock sensor and oil pressure switch malf.. had no cranking rpm on tech. checked oil, level,and pressure 60psi ...
1997 Cadillac DeVille 4.6L ignition 1 relay VIN: 1G6KD54Y1V
Hi there! Just hoping someone could help me with this one. This caddy came in as a no start. Inspection revealed that the ignition 1 relay was not recieving power to the coil side of relay. It appears to be a faded orange or tan wire. I have searched alldata h...
2000 Cadillac DeVille 4.6L Starting VIN: 1G6KD54Y3Y
Customer said first the power windows,trunk,gas door were inop,then the next day the car wont start. Starter does not crank no dash lights no headlights,data link dead,interior light works.Battery is fully charged,all fuses and circuit breakers seem to be ok.f...
2001 Cadillac Seville STS 4.6L Steering Wheel Shake VIN: 1G6KY54931
Hey Cadi techs! I bought this car for my wife and it has been a nightmare! I have fixed a multitude of problems but have one remaining. Slight shake in steering wheel when moved off center at all speeds, seems to go away on center so looks to me to be in the p...
1965 Chevrolet C10 Pickup 3.8L Suspension
Hello to all hope all is well.We are restoring\hotrodding a 65 chev truck.We are trying to find what control arms spindles etc that we can use to convert this to a disc brake system.We are also trying to find out what rear axle assembly can be used to get rid ...
1985 Chevrolet C10 Custom 5.0L alternator
i have this c10 that has come in for over charging (17-19 volts)previous techs have replace alternator 3 times with ac delco brands.this vehicle does have after market radio, alarm, amp.customer notice over charge condition on aftermarket gauge ,not on factory...
1991 Chevrolet S10 Blazer 4.3L No Start VIN: 1GNCT18Z2M
Hi Folks, This old S10 Blazer has a 4.3 V-6 with a conventional distributor. The owner parked it, cranked but no start, towed in. We started by replacing the module in the distributor. No spark. Replaced the pickup coil even though we were gettin 900 millivolt...
2001 Chevrolet Blazer LT 4.3L Fuel Gage VIN: 1GNDT13W41
This vehicle has been coming back for an erratic fuel gage since we put the first pump in. The only way we can get the gage to move while driving is by going up or down hills, and putting the vehicle in neutral, and at that time the gage was at 1/4 tank. I war...
2001 Chevrolet S10 4.3L front differential pinion seal VIN: 1GCDT19W81
Hello and thanks in advance for your assistance. We have replaced this pinion seal several times now and I just wonder what else I could be missing. The most recent repair was just last week and I verified the oil was not coming through the splines, and it did...
2002 Chevrolet C5500 6.6L No Start, Cuts out VIN: 1GDE5F1163
Driver complaint is engine dies on decell on expressway after 100 to 200 mile drive. 3 times has happend. 400 to 500 miles between accurance. truck is driven almost all long trip hyway. When it happens engine dies and won't restart unless you prime fuel filter...
2002 Chevrolet Tahoe LT 5.3L Shocks VIN: 1GNEK13T52
Help, the owner needed front shocks, but they were $500+ each. We installed some Bilsteins and it drives great but the electronic suspension system warning message is on all the time. Anyone know how to get rid of that message without dropping $1100 on 2 shock...
2004 Chevrolet Trailblazer LS 4.2L MIL Lamp on VIN: IGNDS13S34
HI Y'ALL!! This Chevy trailblazer is diving Miss Daisy to use cuss words I never even heard before!!! The fuel pressure is steady 57 @ idle, and 50@ cruise!!! The fuel trim goes very hi on cruise (20 st and 27 lt), and sets codes for rich and lean system. Also... Trouble codes: P0131 (B1 oxy sensor signal low been replaced), P0171, P0172, P1133
1993 GMC Safari 4.3L No Start, Surge, Cuts out, Stall VIN: 1GKDM19W81
Ugh! I don't know what else to do. Okee here we go. This vehicle was drivin in from another shop. When it's cold it starts and runs fine, once in closed loop it begins surging until it stalls/cuts out. We just installed a new o2 sensor. The shop before us look...
1996 Oldsmobile Cutlass Supreme SL 3.1L MIL Lamp on VIN: 1G3WH52M9T
dtc p0336 comes on after [...] of running everytime. other dtc's come on not all the time but has to run for a while. have replaced pcm, cam sensor, crank sensor and tone wheel is good. replaced mass air flow sensor, and ignition control module also. Trouble codes: P0336, P0171, P0101
1998 Pontiac Grand Prix GTP 3.8L Starting VIN: 1G2WP5213W
Car came in with ignition lock cylinder that will not turn. I have tried the usual tricks of tapping on the end of the key and the lock cylinder housing, key still will not turn. There is a TSB on Alldata that involves drilling out the lock retainer but the lo...
2005 Pontiac G6 3.5L elect.windows-ecm VIN: 1G2ZG52815
I have seemingly multiple systems affected. Vehicle came from dealership with power window,no op anywhere. They replaced master sw. drivers door, no fix. I determined motor/regulator worked by jumpering pins on connector. Customer then mentioned, car will only...

Fixes & Summaries for GM
Fix/Summary Answers
1983 Chevrolet G30 Chevy Van 5.7L No Start VIN: 2GBHG31M8C
As most the replies suggested we did have a problem in the carburator, The float had a hole in it. so much for buying a "re-manufactured" carb. Thanks for all the replies you guys are great!
2005 Chevrolet Astro 4.3L 3rd gear free revs VIN: 1GKEL19X25
Well its fixed and gone .I ended up putting a used unit in it. everything was good then . Im prety sure the piston for the 3-4 clutch was bad somehow but I was done fighting it and losing money. I may take it apart at a later date to actually see what the pro...
2001 Pontiac Grand Am GT 3.4L Cruise Control VIN: 1G2NW12E91
Hello All, Thank you for the responces, we tried everything that was suggested and the system is still not any better. The customer called this morning and wanted us to stop with the repair. Thanks again!
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