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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for October 19, 2012
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Open Help Requests for GM
Help Request Answers
2002 Chevrolet Impala 3.4L Starting VIN: 2G1WF52E32
Customer brought car in with problem where car will not crank with drivers door open. If you shut the door car cranks and starts fine. If you turn the key back to accessory after u start it you can open the door and it will start fine but if you turn the key a...
2003 GMC Envoy SLT 4.2L Unknown VIN: 1GKDT13S43
on scan tool blend door actuators do not move, regardless of where you move sliders for hot/cold adjustment. this is a manual system. I am assuming there is some type of calibration procedure I am not aware of when new parts are installed. already disconnected...
2003 Pontiac Bonneville SE 3.8L Cooling Systems VIN: 1G2HX52K53
Guys ? for u all i have this weird one dates are 1-10-2012 i installed this plastic 90deg hose conector into the intake and Serpentine Tensioner that the heater hoses are... well i thought it went well cooling sytem at the time was not great but workable... we...

Fixes & Summaries for GM
Fix/Summary Answers
2002 Buick Century Custom 3.1L Stall VIN: 2G4WS52J32
Well I finally got this one fixed.It was #1 injector that was the problem.I motorvac it 2 times and now I have the trims back to normal. As far as the security code I borrowed a buddies otc scanner and with it hooked up it never did code again. I will see my s... Trouble codes: P0300, P1189 (Oil Switch Signal Circuit), P1626 (Theft Deterrent).
1998 Chevrolet Blazer 4.3L Odometer VIN: 1GNDT13WXW
It was the cluster. Picked up a used one. Thanks everyone for all the help.
1998 Chevrolet K1500 Cheyenne 5.7L Poor Idle Quality, Surge VIN: 1GCEK19R4W
Well to all of you who read everything before you respond thank you, i do feel like a a** truck had been to another shop for fuel pump, they told customer it had a bad miss so he tuned it up and said it still had same problem so he took it back to them but the... Trouble codes: P0440 (Evap), P1631 (Theft).
2002 Chevrolet Express 3500 8.1L MIL Lamp on VIN: 1GBJG31G32
Thanks for the replies, we took the advice of the first poster and checked the oil fill tube for vacuum. After smoke testing, we did find smoke to be coming from the oil fill tube, indicating that the intake manifold was leaking to the crankcase. We removed th... Trouble codes: P0101.
2005 Chevrolet Equinox LT 3.4L Radio VIN: 2CNDL73F75
Thanks to all who replied. As always IATN rocks. Kent hit the nail on the head. After questioning the customer, they stated that when this first happened the stereo went wide open and about blew them out of the car. I pulled a door panel and sure enough when I...
2008 GMC Sierra 3500 HD WT 6.6L Cruise control VIN: 1GTHK39698
Thanks to all, Hank and Craig seem to know the system well. This failure is not like a failed module because it is a man made problem, voltage was spiked to the system from an outside source. When the light blue/white is removed the TBC module and the ECM both...
2005 Saturn Vue 2.2L MIL Lamp on VIN: 5GZCZ23DX5
many thanks for all the replies,after two smoke tests,and vacuum tests that didnt reveal any problems, i pulled the gas tank down,and as Steve [...] indicated poor connections. I checked the connector to the fuel tank pressure senor,it was green so cleaned it up,... Trouble codes: P0455.
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