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Professional Automotive Repair Technical Discussions for February 9, 2018 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for GM
| Help Request | Answers | |
| 2013 Chevrolet Suburban 1500 LT 5.3L Radiato fans VIN: 1GNSKJE77D Radiator cooling fans don't work on low or mid range. Fans work on high only when commanded on with scanner or turning on AC. Substituted all relays and known good fues box. Powers are good, PCM grounding all three relays but fans won't work on lower speed... |
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| 2013 GMC Sierra 1500 SLE 5.3L Low Coolant Light VIN: 1GTR2VE75D Low coolant light is stuck on, fixed these in the past by removing coolant tank and getting air out of sensor. This model has no sensor in the tank. Looked on Alldata and Prodemand, could not find any info on coolant level sensor, how it worked or location... |
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 2011 Cadillac DTS 4.6L MIL Lamp on VIN: 1G6KH5E6XB Thank you for all of your replies. I agree with you all that the ports in the head are probably clogged. Unfortunately I will not get to see this through as I have recently lost my job. We put some "product" down the AIR pipe and into the exhaust manifold ... Trouble codes: P0411 (Air Injection system incorrect flow). |
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| 2005 Pontiac Grand Am SE 3.4L Hesitation, Surge, Cuts out, MIL Lamp on VIN: 1G2NE52E05 Thank you all for the replies. It is fixed. For clarification: -Robert, there are no upper dogbone mounts on this car. The ECM is inside up in the drivers footwell. -Yannick and Gregory, Alldata shows that these 5V reference outputs are bussed internally tog... Trouble codes: P0641 (5V reference voltage). |
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