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Prev Professional Automotive Repair Technical Discussions for March 20, 2015
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Open Help Requests for GM
Help Request Answers
2003 Chevrolet Silverado 1500 SS 6.0L frt differential no movement VIN: 2GCEK19N93
This is a system I have not seen before. It is a NVG149 Transfer case full time no shift lever or electric motor on transfer case. there is no actuator on the frt differential it is full time like a jeep set up when frt drive shaft turns should turn frt differ...
2011 Chevrolet Cruze LT 1.4L Horn VIN: 1G1PF5S98B
Customers complaint was that the horn started to blow when the ignition switch was turned to the on position, and would stop when turned to the off position. The horn worked like it was supposed to when pushing the horn button with the ignition switch off. The...
2009 GMC Sierra 1500 SLT 5.3L No Start
cust states traction control waring came on then truck began to run poorly /pulled over and then truck cut off and would not restart Trouble codes: C0561
2006 Pontiac Grand Prix 3.8L No Start VIN: 2G2WP55286
codes po520 no start, we changed crank sensor, control module, and a used coil pack. we have spark and rpm now,fuel pressure is good has injector pulse. the theft system isn't tripped. just about out of options Trouble codes: P0520
2007 Saturn Outlook XE 3.6L Timing Chain VIN: 5GZER13757
please help does anyone have experience with aftermarket timing chains and guides for GM 3.6 LY7 engines. i am considering the cloyes set 9-0753S VS GM KIT [...] the biggest difference is the cloyes aftermarket comes with guides and gears for primary chain....

Fixes & Summaries for GM
Fix/Summary Answers
2008 Chevrolet Silverado 1500 WT 5.3L Lifters VIN: 1GCEK19JX8
Well found enough time to get back on this truck. Thank you for the ideas always helps. Bought another new lifter from dealer but also as was suggested took off valve lifter oil manifold and found damaged sealing areas so replaced the assembly. I believe this ...
2012 Chevrolet Sonic LT 1.4L Surge, MIL Lamp on VIN: 1G1JD6SB3C
Thanks for all the help. After running checks that everyone sent us, we determined it should be covered under warranty. Decided to charge customer for check out and have him take to dealer. Trouble codes: P0171 (System too lean), P1101 (Intake air flow system performance).
2009 Pontiac G6 GT 3.9L bolt in the block VIN: 1G2ZH36129
Wow- an apparently new problem that not many have heard about! I have not confirmed it because this car needs a head gasket too (seeping oil less than 2 years after the dealer put a gasket on it). She is deciding on spending the money on another head gasket ...
2007 Saturn Outlook XE 3.6L Timing Chain VIN: 5GZER13757
i received many replies and got conflicting reports on if this is an interference engine but did receive helpful tips for removal and testing. i will post more comments after the repair, i am in the middle of it now but had to close post due to time, thanks
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