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Professional Automotive Repair Technical Discussions for February 7, 2017 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for GM
| Help Request | Answers | |
| 2011 Chevrolet Silverado 3500 HD LTZ 6.6L No Start VIN: 1GC4K1C81B Truck towed in no start. found high pressure pump failure, metal through system. Does Chevy make a kit for high pressure failure. Injectors and pump? Any one have tips on replacing? I have done several high pressure systems but not on Chevy yet. Thanks Luke |
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 2007 Chevrolet Silverado 1500 LTZ 5.3L left and right rear wheels VIN: 1GCEK19J17 I was able to use my scan tool to get into the TPMS module and see that all 4 tires parameters were set to 25 psi. I don't know why it only showed errors for the rear, but I changed the pressure parameters in the TPMS module to 40 psi and then performed the re... |
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| 2006 GMC Sierra 2500 HD SLT 6.6L no power under load VIN: 1GTHK23D36 Thanks to all who replied. I finished w/the diagnosis, but waiting for approval for the repair. The final diagnosis was a transmission issue. Most likely a torque convertor issue. To summarize. Fuel system is capable of making good pressure. 26000 psi. Maxxi... |
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| 2008 Pontiac Grand Prix 3.8L Stall, MIL Lamp on, Erratic Tachometer VIN: 2G2WP55288 After Testing ECT, MAP, MAF, Purge Valve, Ignition Feed Circuits and Engine Wiring Harness Circuits, no problems were found. Also, substituting known good Crank Sensor,Ignition Module did not resolve the issue. Installed 6 new A/C 41-601's Spark Plugs as a Mai... Trouble codes: P0016 (ECT --Sensor Performance---MIL requested), P0496 (Evap System-- System flow during non-purge), P1819 (Internal Mode Switch-- no start-wrong range), P0741 (TCC System--Stuck Off), P0171 (Fuel System Lean), P0106 (Map Sensor Performance). |
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