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Professional Automotive Repair Technical Discussions for September 27, 2022 International Automotive Technicians' Network (iATN) - Members Only |
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| (Also Available: All, Asian, Chrysler, European, Ford, GM.) | ||
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Open Help Requests for GM
| Help Request | Answers | |
| 2015 Chevrolet Silverado 1500 LT 5.3L MIL Lamp on VIN: 3GCUKREC9F Hello group, This truck has me beating my head against the wall. Truck came in with the SES light on and no other symtoms. I pulled codes and came up with a P2635, P018B, U0074 and U18A2 - code definitions are posted below. The scan data showed that fuel p... Trouble codes: P2635 (Fuel Pump Flow Performance), P018B, U0074 (Control Module Communication Powertrain CAN Off), U18A2 |
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| 2008 GMC Yukon SLT 5.3L #4 Intake Lifter VIN: 1GKFK13028 At the current mileage: 158320, the same problem is back, same cylinder, same lifter issue. The oil manifold was not replaced, only cleaned. The only lifter not working is cylinder # 4 intake. Could the oil manifold cause this issue? Any advice would be ap... |
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 2018 Chevrolet Equinox LT 1.5L Caliper Actuator VIN: 3GNAXSEV9J Well - just bad luck on my part and the customer's. Local Chevy dealer I use for parts got me in with the vehicle first thing one morning and had their lead guy check it out. Required two updates to EBCM and was hopeful that would do the trick but, no - needed... |
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| 2019 GMC Sierra 1500 SLT 5.3L starter VIN: 3GTU9DED7K after retest of pcm and body module we reprogrammed both this did not change the problem we traced the yellow/black wire and that circuit checked out we suspect the starter. when we spoke to the customer about it he told us he had the starter replaced by a ... |
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