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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for November 26, 2005
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Open Help Requests for GM
Help Request Answers
2002 Chevrolet C6500 3126CC No Start VIN: 1GBJ6H1C42
Intake heater wont come on(light on dash wont work either). Truck won't start. Cranks good. Does not have glow plugs, has intake heater grid. There is a soleniod next to the block fuel filter. There is power coming in on the heavy wire. None going out. There a...
1999 Saturn SL1 1.9L MIL Lamp on VIN: 1G8ZH528XX
Customer complains about service engine soon light on always.We checked for codes and only the P1336 code came up. We are using a snap on scanner no info. on this code can we find.vehicle runs good shifts good anybody seen this before?We can clear the code out... Trouble codes: P1336 (CKP System variation not learned.)

Fixes & Summaries for GM
Fix/Summary Answers
1989 Chevrolet S10 Blazer Sport 4.3L low pedal VIN: 1GNCT18Z1K
Well guys and gals, the customer is still driving the truck as is. The pedal does not fade, it's just lower and there are no leaks, so he is going to drive it until something breaks. I suspect that it's the porportioning valve assembly that's gotten out of adj...
1994 Chevrolet S10 Blazer Tahoe 4.3L speedomter VIN: 1GNDT13W1R
A big THANKS to all! when we got time we removed the PCM and DRAC uints for access to the connectors. It was suggested that they may be corroded. We unplugged the connctions and they looked very clean. Then we hooked up the Vantage and Fluke meters to the corr...
1997 Chevrolet K2500 7.4L Poor Idle Quality, Misfire VIN: 1GTGK29J2V
Thank you all for your help. The techs at the dealer felt that the #8 cylinder, although had good running compression, did not build pressure as fast as the other cylinders. They bore scoped the cylinder and say that the intake valve has looked abnormal and fe...
1991 Pontiac Grand Prix SE 3.1L Cuts out VIN: 1W36TW457H
hi all due to the customers money cit.vehicle sits till she pays up some on bill boss doesn't want to get stiffed since she got the car free i going to call this a fix all replys but one were for injectors not ohming out to spec and shutting down ecm drivers h...
1993 Pontiac Grand Am SE 3.3L heater core VIN: 1G2NE5PM5P
Thanks for the info, I had to remove center console to gain access to the insulator cover. Top half of the console has clips and the other half has six 10mm bolts and a clip for the shifter knob. Heater hoses are molded and had to buy at dealer. Refilling cool...
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