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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for January 30, 2005
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Open Help Requests for GM
Help Request Answers
1991 Buick LeSabre 3.8L Misfire
HI fellow techs. This Buick is killing me. It has a constant misfire. I checked for spard and no spark on 3/6 coil. I checked for resistance in the coils. It matches all other coils. So like everybody would do, I replaced the c3i module. It was a junk yard par...
2001 Chevrolet Silverado 1500 5.3L Stall VIN: 2GCEC19T61
hello fellow technicians, this truck has throttle by wire system. it seems to drive ok, but has no idle speed control. acts like at base idle all the time. checked for codes and none. reflashed pcm and did not help. checked tsbs and none found. alldata says th...
1998 Pontiac Bonneville SE 3.8L Radio VIN: 1G2HX52K0W
Is there a repair that a normal shop can make to get the display to light back up on this type radio? Is there a bulb that can be changed? Or is there a possible problem with some other component that can cause only the display to not function?
1996 Saturn SL1 1.9L coolant VIN: 1G8ZH5282T
this is my mothers car. to my knowledge it has never been apart. went to change oil and when i checked coolant i found engine oil in the coolant. the puddle in her garage was small from the oil overflowing the coolant bottle but was very large in my shop so i ...

Fixes & Summaries for GM
Fix/Summary Answers
1999 Cadillac Seville STS 4.6L abs & traction control VIN: 1G6KY5499X
Big thanks to all who replied especially:Alan from OK, Phil from MN., and Paul from IN (the fax was real helpful) for the flow chart on the C1255 DTC. Basically it tells you to check the ABS solenoid and ABS fuse then check the 2 power lines going into the mod...
2001 Chevrolet Impala 3.4L temp.gauge VIN: 2G1WF52E31
Hi guys,well the impala appears to be fixed,i had about 6 replies.everthing from low coolant,stuck open t-stat to a possible location for a temp.sensor.what the tech.did;t tell me was that both the cooling fans were running all the time i assumed that the engi...
1992 GMC K3500 Sierra SLE 7.4L Excessive Emissions, Poor Idle Quality, Cuts out, Stall, Poor Fuel Economy, MIL Lamp on VIN: 2GTHK39N9N
Thanks for all of the replies, After checking all it appears that it had 2 problems. 1st as told to us the vacuum line to the map sensor from the throttle body was clogged. After cleaning out it ran better but still not perfect. We were lucky enough to have an... Trouble codes: 43 (esc).
1996 Pontiac Grand Am SE 3.1L No Start VIN: 1G2NE52MXT
OK. . .guys and gals, at LONG last, this one is licked. MANY MANY thanks to all those who helped with this one. . .no matter how little or how much you took the time to offer. ALL replies are deeply appreciated (names of those who replied are noted at the end ...
1997 Pontiac Bonneville SE 3.8L No Start VIN: 1G2HX52K5V
i got another used ecm and that did the trick its been running good since. thanks for all those who replied
2000 Saturn LS1 2.2L clutch pedel VIN: 1G8JT52F2Y
Hey guys thanks for all the input . Slave and master cylinder is in the scheduling stages now But Customer could not give up car right at this time. So we will be doing job at a later Date ! Thanks again
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