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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for October 28, 2006
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Open Help Requests for GM
Help Request Answers
1992 Chevrolet Lumina 2.5L Charge Light On VIN: 2G1WL54R4N
Hi fellow techs we are stumped. We have a charge light on in dash and when testing the alternator it shows to be overcharging. Also the transmission shifts by governor when light is on. We did the tests listed. Any help would be much apprieciated.
2000 Chevrolet Tracker 2.0L Poor Idle Quality VIN: 2GNBJ18C6Y
confused in alberta. the vehicle is hard starting cold runs rough cold.. vehicle starts even harder and runs worse and will almost stall when it is up to temp or hot.190 192 deg. f. maf 7.38 g/s cold hot 4.45 g/s o2s1 780 mv. cold 95 to 780 mv hot and is switc...
1995 GMC Jimmy SL 4.3L no start VIN: 1GKDT13W8S
This vehicle stopped running in my lot. Customer came with it stating it stopped running when his son was driving, he got it started and came by. It was missing and running terrible and then stopped. I have checked the crank sensor, distributor cap adn rotor. ...
1989 Pontiac Grand Prix SE 2.8L Excessive Emissions, Poor Idle Quality, MIL Lamp on VIN: 1G2WP14W1K
The car was brought to us with a new IAC installed and running poorly and stalling. Had 3 codes 33 44 and 35. 33 is high map voltage 44 is lean condition. and 35 is Iac problem. Found o2 sensor broken installed new o2 sensor and new spark plugs. Cleared codes ... Trouble codes: 33 (MAP voltage is high)

Fixes & Summaries for GM
Fix/Summary Answers
1964 Chevrolet 1/2 ton truk 350CID Poor Idle Quality, Hesitation, Cuts out, Stall, Misfire, Poor Fuel Economy VIN: 4C154S1187
Okay, here was the problem. The crank shaft sprocket was put on with the timing mark to the inside. I had this crank shaft inspected and cleaned up by a machine shop and did not realize that the sprocket was so. I pulled the sprocket, pressed it on, aligned th...
2001 Chevrolet Impala 3.4L Starting VIN: 2G1WF55E41
thanks to all who responded to this request. sorry i haven't answerd sooner. we live in a small town and the tech who would program the bcm was on vacation. we replaced the bcm, had it programed and it works great. thanks again for the help. david [...]
2002 Chevrolet Express 2500 5.7L Cuts out, Misfire, MIL Lamp on VIN: 1GCGG25R12
Hi Tech's. Thank you to all 8 that replied, this problem is not fixed but we did find the problem. I just can not Believe I was beat up by a Chevy 5.7 Well here's my story. From my first posting you can see how many test we have run, sense then I Installed a r... Trouble codes: P0335, P0300.
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