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Prev Professional Automotive Repair Technical Discussions for December 22, 2012
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Open Help Requests for GM
Help Request Answers
2003 Chevrolet Silverado 1500 5.3L supplemental brake assist VIN: 1GCEK14T83
Truck came in with "service brake booster" message in DIC. Brakes work fine,no other symptoms. Followed flowchart,replaced pump motor assy with new GM part. Cleared inst cluster message by disconnecting battery.It would not go off by itself. Light stayed off a...
2004 Chevrolet Express 1500 5.3L False ABS activation under 10 mph VIN: 1GBFH15T94
Got a real headache here. I hope someone can relate to my problem so I can get er done. Thanks for taking time to help. The problem is a false ABS activation below 10 MPH and brakeing hard. It needed front brakes so I started with a complete front brake job wi...
2009 Pontiac G6 GT 3.5L starting VIN: 1G2ZH57N59
Vehicle stalled while driving. Customer stated gauges went nuts and then died. Odometer reads error and scan too will not communicate. I have 61 ohms from pin 6 to 14 on DLC. I did find some fuses showing 6 to 7 volts in the fuse block. Is this a common item t...
2003 Saturn Vue 2.2L heater VIN: 5GZCZ23DX3
Need help from Saturn techs. We are a vocational high school doing customer live work. Customer complained of no heat in vehicle. Asked customer if car overheated or any coolant leaks on the ground. He said no. The temperature gauge read in the middle. A frien...

Fixes & Summaries for GM
Fix/Summary Answers
2005 Chevrolet Trailblazer EXT LT 4.2L Differential
Kevin got if right pull the rack and pinion plenty of room also remove the fan before lifting the engine no need to spend 10 hours removing oil pan as they suggest to do this job with the 2 motor mounts loose you can move the engine with a pry bar and remove ...
2007 Chevrolet Tahoe LTZ 5.3L Radio, power nengine VIN: 1GNFK13077
Well, this one had to return a couple times for the repair to be completed. (We think it's repaired.) What was found was the battery terminal. It passed the voltage drop test and voltages during start-up were fine. Removal and cleaning seemed to have corrected...
2002 GMC Yukon SLE 5.3L Stall VIN: 1GKEK13Z32
I'm guessing it was magic after sitting over night started just fine
2001 Pontiac Bonneville SE 3.8L No Start, No crank VIN: 1G2HZ54131
This one is fixed! Craig nailed it, G105, ckt. 1151 was open. the key is the trans. Position states staying high through all the gear positions, this indicates open ground. thanks to all who replied, IATN is a wonderful tool Trouble codes: P1819 (No start wrong range).
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