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Prev Professional Automotive Repair Technical Discussions for June 10, 2014
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Open Help Requests for GM
Help Request Answers
2005 Cadillac CTS 3.6L MIL Lamp on VIN: 1G6DP56755
if i unplug the vent valve and add power and ground to close the system holds presure no smoke present problem is i can not comand vent valve or purge valve with tech 2 or any other scanner keeps saying advanced evap failure and will not command no other codes... Trouble codes: P0445
1996 Chevrolet Cavalier Z24 2.4L Cylinder #3 and 1 VIN: 1G1JF12T6T
First thank for take the time to read my post. This car have P0342, P1133 and P0300 code, Cylinder #3 constant misfire and Cyl #1 intermittent misfire, another mechanic replace the cat and spark plug, this car only have two coils, when I move the coils and the...
2006 Chevrolet Equinox LT 3.4L A/C, Bcm, Pcm VIN: 2CNDL63F06
Just purchased vehicle two weeks ago from a customer. Was in a while ago (2 months ago) for a no start which ended up being fuel pump fuse. Last Saturday the rear wiper started all on it's own - I pulled the relay, the next day it was fine. Next the power door...
2007 Chevrolet Silverado 3500 Classic LS 6.6L seat heaters VIN: 1GCJK33D07
Hi all, my customers stated seat heaters will only stay on for a few seconds then shut off. The seat memory works great as does all other seat functions. If the heater is engaged while the seat is moving it will stay on until the seat stops and after about fiv...
2008 GMC Sierra 2500 HD WT 6.6L Trailer brakes VIN: 1GTHK23668
I have a 08 2500 hd that is having trailer brake problems i scaned the system and there are no codes in the trailer brake module.when a trailer is hooked to the truck it will not reconize it on the display and when i check power on the blue wire coming out the...

Fixes & Summaries for GM
Fix/Summary Answers
1996 Chevrolet Impala SS 5.7L Misfire, MIL Lamp on VIN: 1G1BL52P2T
first off thanks to all that replied. well i cant say this car is 100% fixed. i checked and rechecked everything i could think of, and also some of the suggestions. while i was checking for misfires the cel came on code was for ox sens b1s1 heater. go figure ... Trouble codes: P0300.
1999 Chevrolet Silverado 2500 6.0L No Start, Misfire, hard start VIN: 1GCFC29U0X
I did a top engine cleaning. The truck only acted up once while I had it. Returned to customer and he has not been back or called with an update. I think the valve were very carboned and causing starting and misfire cold. Thanks for the help.
2001 Chevrolet Suburban 1500 5.3L MIL Lamp on VIN: 3GNFK16T71
thank all of you guys i change the fuel pump and the filter problem fix thank all of you guys
2002 Chevrolet Suburban 1500 LS 5.3L Pedal VIN: 1GNFK16T52
Thank you to all who replied, this was a tough one, did pressure testing and then physical inspections, after all was said and done and i reroad tetsed the symtom returned but this time the rear wheel were dragging. on further inspection found that there was a...
2013 Chevrolet Suburban 1500 LTZ 5.3L Idole in geer VIN: 1GNSKJE78D
Hello Thanks for everyone's help The truck is getting worse on a small uphill it did not hold the truck drive or reverse it is slowly leaning back. I did not found any updates so decided to drop the transmission. At first look we did not found anything ,o...
2003 GMC Yukon XL 1500 Denali 6.0L Abs System VIN: 1GKFK66U73
OK so this is what happen after having the ABS module programed some how the Master Pressure sensor contact didn't connect right they tend to move and short out to the next contact so i inspected the old module and sure enough the contact were all mingle toget...
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