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Prev Professional Automotive Repair Technical Discussions for December 15, 2012
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Open Help Requests for GM
Help Request Answers
2003 Cadillac CTS 3.2L steering rack VIN: 1G6DM57N43
Hello to all, thanks for reading. This Cadillac came in with a badly leaking rack and pinion, unfortunately I did not drive the car before working on it. The problem now is that I have put two new racks in it and a pump, but it takes some effort to steer it. T...
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1997 Chevrolet K3500 6.5L No Start VIN: 1GBJK34FXV
Replaced crank sensor to restore crank signal. Started up and died. Crank No start Ck Fuel Lift Preasure 6 psi no smoke out of tail pipe.Checked Fuel Shut down Valve Seems O.K. Remove Scanner Started But Key On No SES Light. Moved Outside Started Next Morning ...
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Fixes & Summaries for GM
Fix/Summary Answers
1992 Buick Park Avenue Ultra 3.8L no start VIN: 1G4CU5313N
Yes Ckp was the problem y'all. The customer replaced it twice and swore up and down he di it right. that in all reality should have made that my first place to look. however, with the customer not wanting to pay for the diag I was forced to not touch it. I did...
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1992 Buick Park Avenue Ultra 3.8L no spark, no pulse VIN: 1G4CU5313N
Yes Ckp was the problem y'all. The customer replaced it twice and swore up and down he di it right. that in all reality should have made that my first place to look. however, with the customer not wanting to pay for the diag I was forced to not touch it. I did...
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2001 Cadillac DeVille DHS 4.6L Air Temp Control VIN: 1G6KE57Y41
Howdy Y'all !! Sorry I'm so late closing this post. I was waiting to see if the customer was gonna get a new control module. HE DID NOT !! I got some great responses. When I ran the test from my scanner the front doors would not calibrate. I was able to app...
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2003 Cadillac Seville SLS 4.6L Starting VIN: 1G6KS54Y33
Thanks to everybody. Experience trumps endless voltage tests on intermittent problems every time and I appreciate you sharing your experience. I replaced the ignition switch and could not duplicate the problem again; I could duplicate about every ten starts ...
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2002 Chevrolet Malibu 3.1L Oil level light VIN: 1G1ND52J62
i finally got the vehicle back thursday and was able to look at it friday and it failed to make any sense. the system is reasonably simple. thanks to tom gahl i got a wiring diagram and an explanation of the circuit. the pcm sends current through the oil le...
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2003 Chevrolet Trailblazer North Face 4.2L Reverse and 4th gear VIN: 1GNDT13SX3
Well, thank you to all that replied. I learned a lot from this job. My reverse issue was self inflicted, in that your truly neglected to install the center seal on the L/R piston. This threw a curve ball at me because control psi was perfect. Note to self on t...
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2007 Chevrolet Colorado LS 2.9L Poor Idle Quality, Stall, Misfire, MIL Lamp on VIN: 1GCCS14917
Thank you to all who took time to help. I started rechecking this one over and drained the almost new engine oil to put in a heavier grade and see if it made any difference. I drained the oil into a container to inspect and found a lot of micro metal filings f... Trouble codes: P0017 (Crank Position - Exhaust Cam Position Correlation), P0014 (Exhaust Cam Position Sys Performance).
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2003 GMC Envoy XL SLE 4.2L No Start VIN: 1GKET16S93
Sorry for such a delay, contacted owner after she had remote start disconnected and vehicle has never failed to start. Coming in next week for MIL but remote start appears to have been her problem. Thanks again for the replys. Nick h Trouble codes: U1000 (class 2 data malfuction), B2955 (Security system daya ckt), B2960 (Security System sensor incorrect but valid), B2961 (Key in ignition malfunction).
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