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Prev Professional Automotive Repair Technical Discussions for January 22, 2012
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Help Request Answers
2006 Chevrolet Avalanche 1500 Z71 5.3L blower motor
This came to me yesterday with a dead blower motor. No codes. Checked powers and grounds. Tested reference from blower fan controller with scanner. reads hi to low with fan switch. blower was not being grounded by resistor module. Sounds simple . replaced blow...
2006 Chevrolet Monte Carlo LS 3.5L MIL Lamp on
Hello, we have replaced virtually all components in T.A.C system,still no joy=We have used G.M. parts only... This vehicle has torchered us for 5 months You can't really catch it in the act long enough to isolate the cause Even if it's actively screwing-up,you... Trouble codes: P2135, P1516, P2176
2007 Chevrolet Silverado 3500 Classic WT 6.0L Hesitation VIN: 12007CHU07
hi techs,sorry i don't have the vin correct but at home and did'nt bring it home with me.this is a silverado cube or box has 55lbs fuel pressure at idle but when you drive it and get into the throttle,fuel pressure drops to 15lbs.i think it needs a pu...
2006 GMC Yukon Denali 6.0L 1-2 Shift VIN: 1GKEK63U16
Customer complaint: After a long drive the #1 to #2 shift is extremely harsh. Work Performed: Transmission flush and filter changed an updated TCC solenoid with harness replaced. Re flashed the PCM & TCM. Others rebuilt this transmission. We drove the vehicle ...
2007 Saturn Ion-2 2.2L No Start VIN: 1G8AJ55F67
Thanks in advance for your time. Customer has an issue of no start only after filling fuel tank. Shut off engine and fill tank. Restart has engine cranking but no start. Has been described as feeling like it's flooded. After sitting 10-15 mins. engine will res...

Fixes & Summaries for GM
Fix/Summary Answers
1999 Chevrolet Lumina 3.1L Starting VIN: 2G1WL52M2X
So it turns out that the theft module was bad, damaged from a improper jump start procedure or maybe even something related to the aftermarket remote start. the thing about the theft deterrant system that is important to know is that the module is programmed f...
2002 Chevrolet Tahoe LS 5.3L Mechanical VIN: 1GNEK13T22
thanks for all the help repalced intake gaskets decarbin engine add lucas oil stabilizer no more misfire
2003 Chevrolet Impala 3.4L Misfire, Pops out intake VIN: 2G1WF52E23
Pulled the valve cover found cyl 2 exhaust rock arm bolt pulled out of the head. Thanks for all the info folks! Trouble codes: P0300, P1189.
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