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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for February 6, 2005
International Automotive Technicians' Network (iATN) - Members Only
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Open Help Requests for GM
Help Request Answers
1996 Buick Regal 3.1L Poor Idle Quality, Hesitation, Stall, Misfire, hard start VIN: 2G4WB2M1T1
I did lower intake manifold gasket on this vehicle a week ago and everything ran fine, the customer came back in yesturday complaining that the vehicle was hard to start would run rough, would drag down on cold acceleration. I hooked up the Tech2 and no codes....
1995 Chevrolet Camaro 3.4L Excessive Emissions, MIL Lamp on VIN: 2G1FP32SXS
Car failed emissions test (AZ) I have traced the wiring point to point from the egr to the pcm connector 'B' and to ground, good results. I have tested the egr solenoid resistance values on old egr and new egr, within specs I can find. I do not have the equip... Trouble codes: 77 (Digital EGR 3 Solenoid Error)
1995 Chevrolet Suburban C2500 5.7L parasitic draw from hell
This nightmare consists of a 1993 3/4 ton sub, 2wd, Texas truck, very clean.Battery(new) goes dead in 2 days. not one, two. Checking for a draw the fastest way, testlight, showed me nothing, got out new low amps probe for the VANTAGE showed a draw every 8 or 9...
1996 Chevrolet Blazer 4.3L Glass VIN: 1GKDT13WST
when you push the hatch release button on the dash it appears that the rear window has released but will not open pushing the button on the tailgate has the same result is there any way to get this open short of destroying the tailgate trim panel to access the...
1999 Chevrolet Silverado 1500 5.3L No Start, Cuts out, Poor Fuel Economy VIN: 1GCDC14K3Z
any common problems with these tks. no codes at this point. vehicle is still runnig fine
2000 Chevrolet Suburban 1500 LT 5.3L ABS System VIN: 3GNFK16T5Y
Hello IATN! We are having a problem diagnosing this 1500 series suburban. The vehilce came to us with an ABS light on dash and a ABS system non functioning. We ran the TSB and pulled codes and found a right side ABS sensor cutting out below 15 mph on the scan...
2000 Chevrolet Blazer LS 4.3L Blower Motor VIN: 1GNDT13W5Y
Have a 2000 Blazer with electronic temperature control that the blower motor does not work on. Have checked all fuses and are all good. Checked for power at blower motor and have battery positive at connector to motor. Checked ground side and there is not a gr...
1995 Oldsmobile Aurora 4.0L Surge, MIL Lamp on VIN: 1G3GR62C2S
I have another GM product that has invited me to lunch. Customer dropped car with CEL on complaint. When tech checked car CEL would not illuminate KOEO. Performed lamp driver test and light came on. Scanner would communicate with ECM, codes P052, P080 & P0109 ... Trouble codes: P0076

Fixes & Summaries for GM
Fix/Summary Answers
2000 Chevrolet Venture 3.4L steering
Thanks to all who responded. The problem was a loose right inner joint. When I initially inspected the shafts, turning the wheels by hand and watching the shafts for runout I either missed it or it was lined up in such a way that the runout was not evident. An...
1999 Pontiac Grand Am SE 2.4L mil VIN: 1G2NE12T4X
Well I have got to admit to a lack of paying attention on this one. Most of the replies suggested that the light that was on was the SVS (service vehicle soon) light instead of the SES (service engine soon) light. They were correct. The light on the right inst...
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