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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for March 21, 2019
International Automotive Technicians' Network (iATN) - Members Only
(Also Available: All, Asian, Chrysler, European, Ford, GM.)
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Open Help Requests for GM
Help Request Answers
2002 Chevrolet S10 2.2L No Start, Stall VIN: 1GCCS14582
Vehicle runs for one second then dies (start & stall). Will stay running with ether applied to intake duct. Has injector signal when cranking but loses it when key turned back to "on". Fuel pressure stays in 55-60 range. Security light stays steady when ...
2011 Chevrolet Silverado 1500 LT 5.3L MIL Lamp on VIN: 3GCPCSE04B
Hi everyone, this truck continues to have p0604 hard code after two reman ecm's. All power and grounds to pcm have been checked and all is well. there no codes in any other module. ECM has always fixed this code for me and I suspect another bad module. I d... Trouble codes: P0604
2014 Chevrolet Cruze Diesel 2.0L Will not purge VIN: 1G1P75SZ5E
This one has me wondering what we are missing. I can put the old DEF heater back in the DEF tank and build pressure during the DEF purge, but I can not get the system to work with the new heater installed. The new heater passes the resistance test, I can p... Trouble codes: P20B9
2013 GMC Yukon Denali Hybrid 6.0L starting VIN: 1GKS2GEJ7D
Vehicle in MINOR front end collision, bumper cover & support damaged. A/C condenser,radiator & radiator support NOT damaged. ALL computers scanned, NO CODES STORED, however 12v Battery was DISCONNECTED ! Serial Data Gateway Module had CRASH Detected messag...

Fixes & Summaries for GM
Fix/Summary Answers
2009 Chevrolet Silverado 1500 LT 5.3L brakes VIN: 1GCEK29089
Thanks to all for the help, sadly when all was said and done we found that we got a defective brake booster. This is the booster that has a solenoid on it. Something must be wrong with it,as we went out and purchased a brand new one from our local chevy dealer...
2011 GMC Sierra 1500 SLE 5.3L #6 exhaust lifter VIN: 3GTP2VE39B
The consensus was about 50/50 on whether to fix this engine or replace it with a reman. I did all the math on fixing it and laid out possible future concerns with the existing motor then did the math on replacing the motor with a GM reman. Customer decided to...
2014 GMC Sierra 1500 Denali 6.2L Misfire VIN: 3GTU2VEJ4E
well after a grewling couple days this ones fixed.. since iatn only lets you update once,heres what ive done.noticed when running under load,power braking misfire goes away.that tells me injector wiring is ok.pulled valve cover again and backed rockers off abi... Trouble codes: P0300 (Misfire).
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