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Professional Automotive Repair Technical Discussions for December 10, 2020 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 | |
| 1997 Chevrolet Tahoe LS 5.7L speedometer VIN: 1GNEC13R7V Anyone ever see a speedometer go rouge on one of these? It works smoothly, but reads 60 mph when speed is actually 45. (according to one of those roadside radar signs) Checked w/ scan tool. VSS reads 39 mph: speedo sez about 52. Tire calibration agrees w/ ... |
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| 2001 Chevrolet Silverado 2500 HD 8.1L No Start, Stall, theft system VIN: 1GCHK29G01 Hello, we had this truck come in with harness fried. The customer said his son held the cig lighter till it started smoking. the harness from lighter to fuse block was melted. We rewired the harness new wires to replace melted ones. Got it back together th... Trouble codes: B2948, B2961, B2960, B2958 |
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| 2007 Chevrolet Tahoe LTZ 5.3L Lift Gate VIN: 1GNFK13087 Ok...kinda crazy...if the key is on, the power lift gate works perfect. It will actuate with the Key Fob, the button on the overhead console, and the handle on the lift gate as many times as you ask it to. It will open and close from all three places. HOWE... |
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| 2007 Chevrolet Suburban 1500 LTZ 5.3L Oil pressure gauge and alarm VIN: 1GNFK16327 The oil pressure test gauge says oil pressure ok. Dash unit says no. Are there two pressure regulators? Are there issues with instrument clusters? Are there issues with ECMs ? |
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 2015 Chevrolet Silverado 2500 HD LTZ 6.6L MIL Lamp on VIN: 1GC1KWE80F Our shop planned to follow the suggestion of moving the circuits to follow the code trail and possible harness issues. However, when costs to the customer exceed their expectations and repair information leads us in frustrating results, the customer looses the... Trouble codes: P11CB. |
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