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Professional Automotive Repair Technical Discussions for December 14, 2016 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for GM
| Help Request | Answers | |
| 1998 Chevrolet Astro 4.3L Engine VIN: 1GNDM19W6W Van has the VORTEC system. Van came in with coolant leak. Was running fine. Coolant leak was from intake manifold. Repaired coolant leak and also went ahead and replaced fuel injector spider system. Also went ahead and replace cap, rotor, wires, Plugs & PCV va... |
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| 2007 Chevrolet Equinox LS 3.4L Heater VIN: 2CNDL13F17 Have this Equinox 3.4 that has intermittent heat. Flushed heater core both ways and is flowing fine. Replace thermostat and engine temp reaches 200 deg. Bled cooling system with air lift. Seems heat reaches 130 out of vents then goes away. Removed heater hoses... |
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| 2002 GMC Sierra 1500 SL 5.3L Stall VIN: 2GTEC19T42 Hey guys, customer brought this vehicle in stating the engine was stalling, so he replaced the fuel pump and filter. After the pump and filter were replaced, the vehicle was doing the same thing. It stalls then after sitting for a short period of time (usually... |
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| 2007 GMC Yukon XL 1500 Denali 6.2L fans VIN: 1GKFK66827 Recently replaced engine now when car is started electric fans are on high speed. high side ac pressure sensor shows 477 on scan tool disconnected shows 0 and plugged into sensor unscrewed from line shows 390 tried new high pressure sensor from gm no change. |
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 1988 Chevrolet Corvette 35th Anniversary Edition 5.7L abs VIN: 1G1YY3183J THANKS TO ALL. CUSTOMER INFORMED US OF CAR SITTING FOR 2 YEARS. AFTER TAPPING ON ABS UNIT IT WOULD INTERMITTENTLY WORK. REMOVED UNIT FOR REBUILD. THANK YOU! |
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| 2005 Chevrolet Silverado 2500 HD 6.0L Misfire, MIL Lamp on VIN: 1GCHK23U75 This one is fixed! Thanks to all of the replies. After multiple tries to do relearns I again checked the crank sensor and compared it to the wave form library and all was in line. I have a friend at a GM shop and only call him only when my back is against the ... Trouble codes: P0300 (random misfire). |
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