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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for December 13, 2019
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Open Help Requests for GM
Help Request Answers
2007 Chevrolet Silverado 2500 HD Classic LS 6.6L MIL Lamp on VIN: 1GCHK23D77
im getting a code p0540 air intake heater circuit fault and I cant seem to find a troubleshooter for this code. it sets the code on second ignition cycle. so I first check the air heater voltage on scan date and it was showing 0.0 volts. and said ( fault... Trouble codes: P0540
2007 Chevrolet Silverado 3500 Classic LS 6.6L No Start VIN: 1GBJC33D47
This truck came in as a no start. Pulled fuel filter and found a bunch of rust. Replaced fuel filter, cleaned out fuel tank, replaced the fuel cooler and lines from tank to the engine due to rust build up inside lines. Primed system and watched fuel rail p...
2008 Chevrolet Tahoe Hybrid 6.0L cluster VIN: 1GNFK13578
vehicle came in as a no start, we reconditioned the hybrid battery and replaced the fuel pump. i also performed sequential module programing and programed accessory power module to fix codes and update the system. now the service hybrid system message will...
2013 Chevrolet Equinox LT 3.6L noise VIN: 2GNFLDE31D
When you shut the engine down there is a big puff of air that comes through the intake tube from the engine. is this normal ?
2001 GMC Sierra 1500 SL 4.8L cluster VIN: 1GTEK14V91
truck came in for message center said temp battery, security light . check charging system alternator not putting put right volts and amp replaced alternator drove fine till it rain and then cluster acting up truck driving fine all during this check all gr...

Fixes & Summaries for GM
Fix/Summary Answers
2004 Saturn Vue Red Line 3.5L Mechanical VIN: 5GZCZ63464
The fix was replacing crossover tube gaskets. At some point in the past, crossover tube previously removed and when re installed left out mounting bolt on bottom side of tube. (Can see with a mirror). The crossover tube at front bank has an inlet and outlet ho...
2008 Saturn Astra XR 1.8L alt VIN: W08AT67138
Alright after doing several voltage drops. I had the guy get me new altenator. The one on the car was not A/C Delco as he told us ant looked to be at least a year old. He brought me another cheap part. we put it om and was charging when it left.
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