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Prev Professional Automotive Repair Technical Discussions for September 24, 2014
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(Also Available: All, Asian, Chrysler, European, Ford, GM.)
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Open Help Requests for GM
Help Request Answers
1990 Chevrolet Lumina APV 3.1L Poor Idle Quality, Surge, Stall VIN: 1GCBU05D8L
This is going to be a long one so bear with me. This is my bosses car. As a rule, I don't shotgun parts at a car, but what the boss wants, the boss gets. About a month ago did an ignition tune up, cap rotor plugs wires just for maintenance. The current problem...
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2000 Chevrolet Silverado 1500 5.3L abs VIN: 1GCEK14T7Y
No codes when stopping at 10 mph or less abs pump kicks in loss of pedel wheel sensors reading even numbers rear drops by one mph at 10 mph or less installed new pick up sensor for rear abs still same issue used snap on solus to watch system while driving func...
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2005 Chevrolet Silverado 1500 4.3L Stall VIN: 1GCEC14X35
when I start the truck and let it idle it runs about a minute then dies. If I start it and then rev it a little bit and then let it idle it will run for maybe 5 minutes and then stall.other times when it sits ideling it will surge for a split second as if turn... Trouble codes: U1041
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2007 Chevrolet C4500 Kodiak C4C044 6.6L engine warning lights and eng itermittent shut dow VIN: 1GDE5C3907
this truck traveled about 40 miles , driver said auto shut down light would flicker on way to job,, on way back ck gauges light came on but all gauges were normal, then engine shut down light came on and stayed on then engine shut down,, he called me I told hi...
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2009 Chevrolet Traverse LTZ 3.6L Incorrect Vent & Temp. VIN: 1GNEV33D79
HVAC Vent Temperature Control is not functioning properly. I have determined the Mode Door Actuator is no good as I have removed it, pulled the cover off & found a burned spot on the circuit board. I could smell it when removed. While removed I reached up behi...
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2010 Chevrolet Impala LS 3.5L EVAP and O2 VIN: 2G1WA5EK5A
Vehicle came in with an evap leak. Found failed vent solenoid. Valve was replaced and system is now sealed and operates as designed. Vehicle needs to pass monitors to be able to pass emissions but after 250 miles driven after DTC clear my o2 monitor and evap m...
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2001 GMC Yukon XL 1500 Denali 6.0L Misfire VIN: 1GKFK66U01
Thanks in advance for any help on this vehicle, it came to us from an other shop, it missfires on cylinders #2 and #7 at idle on misfire data .when take off idle still show miss but not as much as does it on idle.when power brake the engine show no misfire.onc... Trouble codes: P0300 (Multiple cylinder miss fire)
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Fixes & Summaries for GM
Fix/Summary Answers
2001 Cadillac DeVille DTS 4.6L No Start, No PCM Communication VIN: 1G6KF57981
Customer will need to have vehicle diagnosed properly by someone with a better scan tool than what I have. I cannot see other modules on my Actron 9580, neither can I control actuators and have bi-directional control. I referred him to a Cadillac dealership fo...
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1995 Chevrolet K1500 Suburban LT 6.5L oil over full VIN: 1GNGK16F2S
Our first indication was to check mecanical on this vehicle but the customer declined. He had been reading on the internet about this engine and wanted pump checked first. As you know we sent injectors out and they checked O K. We decide to do a compresion tes...
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2008 Chevrolet Suburban 1500 LTZ 5.3L Misfire VIN: 1GNFK16398
Thank you guys for all your input. In closing, this problem is a fix. I did turn the head upside down to do the old water in the chamber trick, all was good. As in my first post, I did remove the rocker cover and watch the rockers rocking while the engine ... Trouble codes: P0304.
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2003 GMC C4500 Topkick C4C042 6.6L No Start, Stall VIN: 1GDE4E1103
OK ALL FIXED.WORST PART IS NOT KNOWING HOW THE SYSTEM WORKS, ENDED UP CONNECTING FUEL HOSE TO BACK OF CP3 AND THEN PRIMING THE PUMP AND TRUCK RAN ON THAT FUEL, THEN BYPASSED FILTER HOUSING AND IT RAN GREAT 150.00 LATER NEW FILTER HOUSING AND TRUCK RUNS GREAT. ... Trouble codes: P0380.
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2003 Saturn Vue 2.2L transaxle VIN: 5GZCZ43D43
installed rebuilt no problems aT ALL PROBLEM FIXED
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