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Prev Professional Automotive Repair Technical Discussions for June 1, 2013
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Open Help Requests for GM
Help Request Answers
2000 Buick Park Avenue Ultra 3.8L MIL Lamp on VIN: 1G4CU5419Y
Thanks in advance. This car came in for an intake gasket replacement (only leaking oil out of end rails). Repair went well, vehicle runs fine. Now I have an insufficient EGR flow code. You can watch mode 6 data climb every time an egr test is run until the num... Trouble codes: P0401
2001 Buick LeSabre Limited 3.8L Poor Idle Quality, Surge, Stall VIN: 1G4HR54K31
i have a 2001 buick lesabre i have a large amount of crankcase vacuum large enough nto trigger a po171 po174 and engine idle is deeply affect ed

Fixes & Summaries for GM
Fix/Summary Answers
2006 GMC Sierra 1500 SL 4.3L Hesitation VIN: 1GTEC19X06
so this is the 2nd time now i have closed this request...before i had left great detail to the issue...basically rear o2 sensor on drivers side would go very intermediately send bad signal to pcm...oe style o2 sensor still in vehicle...repalced both on that si...
2008 Hummer H3 3.7L crank no start VIN: 5GTDN13968
hello all this hummer is still humming so after the third re-learn it stayed unlocked.everyone had good ideas but not many realized that this anti-theft only uses the electrical portion of the ignition switch-no chip no resistor in key-no antenna ring around...
2002 Pontiac Grand Prix GT 3.8L Cuts out VIN: 1G2WP52K12
Thanks for all the input. As I test drove this thing I was able to duplicate the issue at one other RPM range 1600 to 1800. The variations in the problem from replacing the MAF's only caused tunnel vision and lead further down the rabbit hole. Plus I was too f...
2002 Saturn SL1 1.9L Lock Cylinder VIN: 1G8ZG52812
Thank you Clarence from Maine and the rest of you guys. I drilled the small hole and pushed in the sidebar and was able to turn my new tumbler and get it out. Put the key in with the tumbler out and sure enough the sidebar was not retracting. Put the new de...
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