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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for March 8, 2009
International Automotive Technicians' Network (iATN) - Members Only
(Also Available: All, Asian, Chrysler, European, Ford, GM.)
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Open Help Requests for GM
Help Request Answers
2003 Chevrolet Silverado 3500 6.6L fuel tanks/guage
To my fellow technicians, I need your help. I have not only 1 but 2 of these same trucks thrown my way. Twins with the same exact problem. Fuel guage reads empty, light is on, front tank is empty, rear tank is full. There are no codes. I can bypass relay and t...
1990 GMC K1500 Sierra SLE 5.7L Gauge VIN: 2GTEK19K9L
Replaced long block in vehicle.When driven on highway temp goes to 3/4.Also if sitting for 40 min. Read achives,replaced temp sender(aftermarket twice)same result.Installed OEM sender-got bum one -no movement. Measure with laser temp tops out at 188F.When meas...
1996 Oldsmobile Achieva SL 2.4L thermostat VIN: 1G3NL52T6T
Original scan tool data had code for taking too long to warmup. Removed exhaust to access t-stat housing and found thermostat missing, I am unsure exactly how the thermostat goes in. It appears to fit better pointed towards the radiator which is upside down. I...

Fixes & Summaries for GM
Fix/Summary Answers
1989 Chevrolet C1500 Cheyenne 5.7L Hesitation, Cuts out, Misfire VIN: 1GCDC14K4K
Hi fellow techs. Maybe I've been lucky,but since 1972 I've only replaced 1 TBI injector,this makes 2. Under part throttle,with engine"breakin' up" I lightly misted carb clean to left injector,no change,then to right injector,smoothed out. I had already done a ...
1996 Chevrolet Express 1500 5.0L interior lamps VIN: 1GBFG15M3T
I have to close this one with no fix as of this time. I have determined that the cause of the problem is in something the conversion company added to the lighting system. After checking all components, grounds,and updated wiring diagrams that one member sent m...
2000 Chevrolet Silverado 1500 5.3L No Start VIN: 2GCEC19T0Y
hello techs. I want to thank everyone for the quick responses. It turned out that I really got a break on this one. In more ways than one. Yesterday at work, a towtruck pulled up, with the truck on it. (YES!!!). So I went to work starting with the b...
1994 Oldsmobile Cutlass Supreme 3.1L timing chain VIN: 1G3WA55M0R
Did a compression test and have no compression on 2 cylinders. Pulled the valve cover and definateley have some bent valves. Thanks for all your help.
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