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Prev Professional Automotive Repair Technical Discussions for January 28, 2015
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(Also Available: All, Asian, Chrysler, European, Ford, GM.)
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Open Help Requests for GM
Help Request Answers
2007 Cadillac CTS 3.6L Unknown VIN: 1G6DP57717
crack timing cover the left primary intermediate drive chain sprocket bolt is hitting cover can c what cause to hitting cover
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2001 Chevrolet Silverado 1500 5.3L Monitors wont set VIN: 2GCEC19T51
Truck failed callifornia smog test due to code po440, found cannister vent solenoid would not seal, replaced solenoid, cleared codes and performed drive cycle to reset monitors. All monitors set except secondary air and evap. Made sure to ck iat & coolant temp... Trouble codes: P0440 (Repplaced cannister vent solenoid)
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2001 Chevrolet Silverado 1500 4.8L Misfire, MIL Lamp on VIN: 2GCEC19V21
customer brought us his truck with complaint of MIL on and truck running very poorly(7Days ago) Pulled code P0300 multiple cylinder misfire. Hooked up Verus to check misfire count data, cylinder #6 was was up to 186 counts within seconds. checked spark plug an... Trouble codes: P0300 (Multi. Cylinder misfire)
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2003 Chevrolet Silverado 2500 HD 6.6L Solenoid "E" VIN: 1GCHK291X3
Still getting P1711 code. I exercised the valves at the time of valve body cleaning, and they all moved as they should. Should I replace the E solenoid? If so, which one is it? (Spent 90 minutes online and couldn't find a diagram. Don't normally do tranny work...
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2005 Chevrolet Silverado 1500 LS 5.3L front end VIN: 2GCEK13T85
Tis truck has been vibrating at highway speeds (50 to 70MPH) randomly for for a few weeks. If you drive and maintain constant highway speeds for about 10 or 15 minutes without stopping or slowing down, it will develop a very heavy vibration on the front end. T...
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2007 Chevrolet Trailblazer LT 4.2L Instrument Cluster VIN: 1GNDT13S67
When driving this vehicle down the road all the gages drop down to zero except the speedometer and the tack. The windows do not work, the locks also refuse to work, and then suddenly everything starts to work again. These are the codes that show up; U1000 ...
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2012 Chevrolet Equinox LS 2.4L Hesitation, Cuts out, Stall VIN: 2GNALBEK4C
Guys, this vehicle is driving us crazy. We replaced this vehicle's engine and it would not start...found that we had left out the cam follower for the fuel pump. Okay, got new parts & installed and varoom, this thing started right up and sounded great. Perform... Trouble codes: P0300 (Random misfire)
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2004 Saturn Ion-3 2.2L speedometer VIN: 1G8AW14F74
Got a shop that called me because they had recently rebuilt the trans in this 04 Saturn Ion 2.2 CVT transmission. Speedometer is now 10 mph off. They said trans shifts fine. They called me because I have TECH 2 dealer stuff. I informed then that since Saturn w...
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Fixes & Summaries for GM
Fix/Summary Answers
2001 Cadillac DeVille 4.6L Misfire VIN: 1G6KD54Y21
Thanks to everyone who responded. The fixed turned out to be a ground problem. The person who installed the engine left the ground wire on the rear head below the EGR loose. Man made problems are always harder to find then any other. Customer has had the car f... Trouble codes: P0300.
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2006 Cadillac DTS 4.6L MIL Lamp on VIN: 1G6KD57Y76
Well Cory hit it right on the head, it was a California car. The walker cat was working but not efficient enough. I installed a factory converter and all was good. There were quite a few replies to use a factory cat. Thanks for the help. Trouble codes: P0420 (Catalytic converter fail).
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2006 Chevrolet Silverado 2500 HD LS 6.6L Cam, Crank VIN: 1GBHC29DX6
THANK YOU ALL FOR THE HELP, WE DECIDED TO DO A TEAR DOWN TIMING WAS WRONG THANKS. IATN LIBRARY WAVE FORM WAS GOOD.
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2012 Chevrolet Equinox LS 2.4L No Start, Poor Idle Quality, Stall VIN: 2GNALBEK4C
Boy, oh, boy...do we feel real stupid...most of you were right, we missed the follower that was in the old cyl head (actually shipped it back). Tech had run all the tests and just knew the pump was bad...good guy that he is, he went to the drawing board, star...
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2005 GMC Yukon XL 1500 Denali 6.0L rear wiper VIN: 1GKFK66U65
THANKS TO AL [...] OF YOU THE FIRST 10 REPLIES HELP ME REPAIR THE TRUCK. THE WIRE WAS BROKE WHERE THE REAR LID OPENED. AGAIN THANKS TO AL [...] WHO REPLIED.GOD BLESS CHARLES
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