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Prev Professional Automotive Repair Technical Discussions for November 15, 2013
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Open Help Requests for GM
Help Request Answers
1997 Buick Century Limited 3.1L Misfire VIN: 2G4WY52M5V
This Buick will exhibit a misfire. The misfire only happens once or maybe twice per incidence, but is definitely noticeable when it does occur. It is an abrupt misfire, but runs completely smoothly at all other times. The misfire counter will usually count on ...
2004 Chevrolet Suburban 1500 LS 5.3L Poor Idle Quality, Hesitation, MIL Lamp on, will not shut off VIN: 3GNFK16Z14
I installed a used vin T engine in this Suburban that had a vin Z engine in it. I used the original harness and injectors and fuel rails. Now I got all sorts of weird problems. The above codes come back when started after being cleared. It starts and runs fair... Trouble codes: U1064 (loss BCM VTD DIM PZM /or SBM data), U1041, U1026, U0107, P0200, P0230
2005 Chevrolet Astro 4.3L Mechanical VIN: 1GCDM19X95
i have a 2005 astro van 4.3 and it keeps showing number one misfire it has been to just about every shop in the richmond area and has a stack of repair orders that have shown they have replaced all injectors,fuel meter body,fuel pump and filter,fuel pressure r...
2007 Chevrolet Impala LT 3.9L bcm
Disconnected the battery to do the stated work. When we finished and re-connected the battery the key won't return to the lock position, it won't start, the door locks and the windows don't work the interior lights don't work, it won't shift from park and ther...
2001 Oldsmobile Aurora 3.5L Radio VIN: 1G3GR64H71
Greetings, Had to disconnect battery on this one and radio ended up locking me out. Is there any way to unlock other than using TECH2 (according to dealer)? Any help would be greatly appreciated, Jordon
1987 Pontiac Firebird Trans Am 5.7L fuel injection
This Trans Am runs rough all the time. it appears that it is running lean by virture of the integrator and block learn numbers. I checked Vacuum it is @ 19" @idle, 0"@snap throttle, bounces up to 24" and stabilizes back @19. I smoked theintake, found 2 small v...

Fixes & Summaries for GM
Fix/Summary Answers
2004 Chevrolet Tahoe LS 5.3L Transfer Cas VIN: 1GNEK13Z34
I would like to thank everybody for taking the time to reply. In the past I have replaced just the sensors. I did not see this being the problem this time as the data was reading correctly in knew it was in 4Hi. I did check the grounds and they were clean and ...
2006 GMC Canyon SLE 2.8L Engine VIN: 1GTDS19896
thanks to everyone for their replies this one is fixed for good had two problems the rattling was coming from the timing chain tensioner which was an after market part the tensioner was bleeding out over night I bought one from the dealer which works perfectly...
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