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Professional Automotive Repair Technical Discussions for January 15, 2018 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for GM
| Help Request | Answers | |
| 2007 Chevrolet Silverado 1500 Classic LT 4.8L No Start VIN: 1GCEK19V67 Engine cranks and starts then immediately stalls, like theft system is active. No gauge or indicator lamp prove-out with initial KOEO in the cluster. All fuses testing good. Can communicate with modules. Instrument cluster can do sweep test and indicator t... Trouble codes: P0036 (O2 heater b1s2) |
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 2004 Chevrolet Silverado 2500 HD 6.6L no communication VIN: 1GCHK29264 thanks for the replies what I found out was when the customer installed a tuner/programmer it installed some kind of virus of some sorts. even after a flash it still has the virus. so a new ecm was the fix thank you |
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| 2010 Chevrolet Equinox LT 3.0L MIL Lamp on VIN: 2CNFLNEY7A Thanks for all of the help. I drove the car with the scan tool attached and monitored the temperature. It never got over about 150F, even idling. Since the problem still seemed to point to the thermostat, I ordered a GM one (only serviced with the housing).... Trouble codes: P0128 (Engine coolant temperature). |
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| 2011 Chevrolet Silverado 3500 HD WT 6.6L power steering pump VIN: 1GC4KZC80B AFTER HOURS OT TEST, TEST, AND DOUBLE TEST FOR A BLOCKAGE, NONE WAS FOUND. WE BYPASSED THE HYDRO BOOST WITH THE SAME RESULTS. CARDONE TECH HOT LINE SAID YOU MUST HAVE A BAD VALVE IN THE STEERING GEAR! I SAID HOW DO I TEST TO BE SURE? HE SAID YOU WOULD HAVE TO ... |
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| 2006 GMC Sierra 2500 HD SLT 6.6L No Start Got this one back together, it was indeed the CP3 injection pump. I checked all the rails and regulator for metal, none was found. When I got the injection pump off it seemed much to free compared to the new pump. Installed the new pump, primed system and abou... |
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