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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for April 1, 2019
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Open Help Requests for GM
Help Request Answers
2016 Cadillac Escalade Luxury 6.2L fuses VIN: 1GYS4GKJ2G
two weeks ago we removed front differential due to driver driving vehicle in all wheel drive installed reman unit drained and filled transfer case fluid road tested all good came back today service four wheel drive lamp on found trans ign fuse #76 in under...
2007 Chevrolet Impala LT 3.5L Unknown VIN: 2G1WT58K07
Hello to all.This impala came in with infamous machine gun sound coming from left blend door actuator. Replaced it with oem and is operates backwards now. Put it on cold and it goes hot , hot goes cold. Put original back in and it operates normal. We tried...
2011 Chevrolet Equinox LTZ 2.4L No Start VIN: 2GNALFEC2B
Received car with a no start issue. What's throwing me off is the car would start with the remote start key fob as soon as you put the key in and turn it to the run position it shuts right off. But now suddenly stop doing thatit won't work with the remote ... Trouble codes: B101E
2014 Chevrolet Silverado 1500 LT 5.3L No Ac (Leak) VIN: 1GCRCREC8E
Hey guys have a truck here and we are not gm experts! we have checked and found no refrigerant in system, vacuumed and tested, passed 30 minute vacuum(it does work fine when refilled). Also we did replace the schrader valves last visit with oe. My question...
2015 Chevrolet Silverado 2500 HD LT 6.6L MIL Lamp on VIN: 1GC1KVE84F
Came in with codes P154B,P154B replaced intake air heater .The truck came back with P154B.Checked 175 amp fuse powers and grounds to glow plug module.Replaced relay for gpm.load tested 6 wires between iah andgpm.Replaced glow plug mod reflashed, still same... Trouble codes: P154B
2011 GMC Sierra 1500 SLE 5.3L Steering pump or gear box / rack VIN: 1GTR2TE35B
"Sitting still" or moving at a slow speed, the truck will produce a "loud" humming sound and vibration. This will happen just after moving the steering wheel off center and continue to lock position going left or right and if you hold the wheel in any posi...

Fixes & Summaries for GM
Fix/Summary Answers
2012 Buick Enclave 3.6L front struts VIN: 5GAKVCED8C
Thanks for all the help. You all were right on the money. I replaced the struts and test drove, Drives like a new car.
1980 Cadillac Seville 6.0L left rear turn signal VIN: 6S699AE699
Thanks for everyone's input, especially Mark [...] who nailed the relay location with his factory service manual. As I suspected, the left turn signal relay was the problem. They were located in the left rear quarter in the trunk. I replaced both relays with u...
2005 GMC C4500 Topkick C4E042 6.6L No Start VIN: 1GDE4E32X5
thanks again guys all great tips what i ended up findig out was the 2005 stands alone after repairing the wiring to the ckp sensor with a new factory plug i ordered ckp sensor from the dealer came in isuzu package installed correct sensor started right up than... Trouble codes: P0355.
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