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Prev Professional Automotive Repair Technical Discussions for December 20, 2010
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Open Help Requests for GM
Help Request Answers
1991 Buick Regal Custom 3.1L Ignition Lock cylinder VIN: 2G4WB51TOM
I need help how to replace ignition lock cylinder in this car that has tilt steering. My Mitchell Repair Info has no useful info on tilt steering option for this car.Do I have to take apart the tilt steering column bearing housing - removing the 2 screws on th...
1994 Cadillac Eldorado 4.6L Fuel leak VIN: 1G6ET1291R
Fuel leaking excessivly,inspected and pinpointed fuel leak to fuel injection rail,rail is plastic and cracked between 2 injectors contacted gm and determined that rail is discontinued gm#[...] contacted vedors across the country and have no luck the 95-97 c...
2003 Cadillac CTS 3.2L Ignition Switch, Windows VIN: 1G6DM57N13
Hello all you cadilac guru got this 2003 cts that the theft light will come on and when it does the ignition won't turn off and the windows quit working. I loss communication with the dim module. It has a code b1004 and u1064. Then after about 15 minutes every...
1999 Chevrolet Blazer 4.3L leak VIN: 1GNDT13W2X
leaking anti freeze and I can not tell where it is coming from even thou I see anti freeze dripping off the bell housing and small amounts around the intake manifold.I can not tell if its the intake manifold or hose coming back from the heater core inside that...
2000 Chevrolet Silverado 1500 5.3L Poor Idle Quality, Surge, Misfire, MIL Lamp on VIN: 1GCEK19T6Y
Found two tsb's. One for ECM update to cure throttle body coking problem. Another for intake manifold gasket replacement. I would do either but find no evidence to back up either repair. Cannot find vacuum leak at intake when spraying with carbon cleaner. Fuel...
2001 Chevrolet Impala 3.8L fog lights VIN: 2G1WH55K91
dont work on many chevys but the fog lights are inop . you can get them to work with the red snap on brick in test mode but we pulled the switch out looking at the wiring digram it has a good groung and when you jump the ground to the orange wire to the bcm th...
2003 Chevrolet Suburban 2500 LS 6.0L Control Head VIN: 3GNGK26U63
Hello everyone the bosss wanted me to post this befor he ordered a contol head so here it is What happend on this thing is we reprogrammed the havc modle with updated software but during the process the reprogram made it about half way and then stoped said to ...
2006 Pontiac G6 3.5L power steering VIN: 1G2ZG52865
The customer stated the power steering light came on on the dash and the car got harder to steer. By the time it came into the shop though the light was out. The history codes came back with C0545 Steering Wheel Torque Input Sensor and C0899 Device Voltage Low...

Fixes & Summaries for GM
Fix/Summary Answers
1995 Buick LeSabre Custom 3.8L Stall VIN: 1G4HR5210S
this one fixed. put two ac delco pcms then after all day checking and second guessing by management put one on from the zone and runs perfect. go figure
1999 Chevrolet Lumina 3.1L Dragging VIN: 2G1WL52M9X
I know that all of you say the voltage is a possible, cause however this customer took the vehicle to do the alternator himself, so I will add additional information if he lets me know if that fixed the issue with the transmission.
2000 Chevrolet Malibu 3.1L No Start, Stall VIN: 1G1ND52J81
Thanks a lot for the help guys. Put the crank sensor in the block this morning and have ran it for a couple hours and all seems well. The harness was not in the clip at the back of the head and the loom was melted a little bit but the wires seemed fine. So ...
2008 Chevrolet Uplander 3.9L harsh shifting ,MIL lamp on VIN: 1GBDV13178
the problm ended up being internal..we put a used transmission and all is well now.thhanks
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