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Professional Automotive Repair Technical Discussions for October 15, 2015 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for GM
| Help Request | Answers | |
| 1998 Chevrolet Tracker 1.6L MIL Lamp on VIN: 2CNBJ1361W What else could I test except the ecm? My scan tool does not support egr test functions.I have manually tested valve and all solonoids, they all work and engine will about die when egr valve is opened fully. I replaced the solenoid on the front of the engine t... Trouble codes: P0400 |
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| 2000 Chevrolet Camaro 3.8L EGR Monitor VIN: 2G1FP22K8Y Hello techs: Egr monitor does not complete on this car. Car has a manual transmission which should not affect the drive cycle conditions by much.The 3.8L Engine runs fine and has plenty of power. All connections and wiring are correct at EGR valve connector. E... |
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| 2003 Chevrolet Silverado 1500 5.3L Starting VIN: 1GCEK19TX3 We have this truck in with intermittent no crank. It will happen when left off for a few hours. You can turn the key to crank and nothing, if you wait about ten seconds with the key on and try a few more times then it will start. We found that when it does not... |
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| 2007 Chevrolet Silverado 1500 HD Classic LT 6.0L MIL Lamp on VIN: 1GCGK13U57 Ok we have checked all wires doing voltage drops checked wiring from app to tac module connecter under left kick panel wires from tac to throttle body and pcm.checked connections several times been over this truck with a fine tooth comb can somebody please tel... Trouble codes: P1125, P2125, P2138 |
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 2008 Chevrolet Tahoe LT 5.3L hvac after testing all grounds and power wires I've replaced the hvac module with a new one and program went as normal, I think something went wrong inside when the bcm got re-programed. thank you all for your helpful information it was appreciated it |
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| 2000 Oldsmobile Alero GL 2.4L Fuel Pump VIN: 1G3NL52T6Y Thanks everyone for all the help! Turns out even though all dash lights and everything seemed to turn on the ignition switch was not powering up the abs, and airbag ecus. Replaced the switch and now it starts up and runs perfect. |
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