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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for September 19, 2014
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Open Help Requests for GM
Help Request Answers
1995 Chevrolet K1500 Suburban LT 6.5L oil over full VIN: 1GNGK16F2S
We are now testing injectors has anyone seen this poblem before
2004 Chevrolet Suburban 1500 LS 5.3L abs VIN: 3GNFK16Z64
We got this Suburban in with leaky rusted brake lines. We replaced all of the steel lines. Next we tried to manually bleed the brakes as per Alldata. We could not get the rear brakes to bleed at all so we moved to the front. The front bleed ok. We then tried ...
2008 Chevrolet Suburban 1500 LTZ 5.3L Misfire VIN: 1GNFK16398
Thank you guys in advance for your help. Truck came in with a misfire and check engine light. Found a P0300 and a dead miss on #1 cyl. Found NO compression on #1 cyl. Pulled rocker cover and found intake Pushrod not moving. So, we sold R&R heads and found l... Trouble codes: P0304
2011 GMC Sierra 3500 HD WT 6.6L Excessive Emissions VIN: 1GD322CL1B
this truck has a new def tank module and tank was cleaned out, according to my homework i need to run the def quality test and it will not initiate. also the system leak test will not communicate with scan tool. it will run through forced regens. any advice wi...
2000 Pontiac Grand Prix SE 3.1L Harsh shift VIN: 1G2WJ52J3Y
I see flow chart for P0742 TCC stuck? The TFP pressure switch is stuck on? I've tested radiator and its a little too hot. This don't happen till after 40 miles none stop. It just happened and mil comes on and it bangs into gears same on down shift. I didn't sh...

Fixes & Summaries for GM
Fix/Summary Answers
1992 Buick LeSabre Custom 3.8L No Start VIN: 1G4HP53L2N
Turned out to be the ignition module.Corroded on mounting surface,rather than clean we just replaced .Thanks for the suggestions.
1967 Chevrolet Camaro 5.7L shudder not sure
First off thanks to everyone, i guess this mileage cannot be correct 100k out at least, paying a lot more attention to detail this time, the pilot bearing had been spinning in the end of the crankshaft although the center was perfect size ,the outside was all ...
2011 GMC Acadia Denali 3.6L Windshield Wipers VIN: 1GKKVTED7B
Sorry I can't give you a fix for this one. It's so intermittent and the customer does not want to throw parts at it, and neither do I! We'll just have to wait till it gets worse...thank for all the replies, I appreciate it.
1989 Pontiac 6000 LE 2.8L Power bog VIN: 1G2AF51W5K
This car was driven home and was brought back the next day running just fine, with the bogging gone. Unless there is some re-learn going on because of the MAP sensor not having had a signal for 4 months, or this is just a bad ECU that has temporarily started w...
2008 Pontiac G6 2.4L starter operation VIN: 1G2ZG57B28
the ignition switch was the problem. replaced it and all is well] thanks again for the help
2009 Pontiac G6 2.4L Stall VIN: 1G2ZJ57B39
Hi Thanks for all your help. The boss called in another tech this morning. He went through everything like I did and said the car should run. He tried starting 8 or 9 times it would start and die, then it backfired through the intake. On the next time it start...
2008 Saturn Vue XE 3.5L A.C. cycling VIN: 3GSDL43N88
I did let this truck goes as it was. It has been a few weeks and there are no complaints. There was not very good info. in Alldata for the fan operation or info. for what would cause the clutch to disengage and engage. I did not try Mike's idea of commandin...
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