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Professional Automotive Repair Technical Discussions for May 30, 2019 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for GM
| Help Request | Answers | |
| 2013 Chevrolet Spark LT 1.2L compressor VIN: KL8CD6S99D Compressor won't activate, will work when feed power. The evap sensor reads 5 volts and did not change with new sensor. The evap sensor is connected to the body control module and the sensor gets ground but no reference voltage. I believe it to be a bad bo... |
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| 2014 Chevrolet Cruze LT 1.4L Hesitation, Low boost VIN: 1G1PC5SB7E Car came feeling sluggish-would shift through gears 1-3 and hang in 4th gear up to about 4000 rpm and wouldn't shift until you let off accelerator. Noted a low power condition especially on hard acceleration. Initally suspected a transmission issue-repl... Trouble codes: P0299 (Engine Underboost), P2227 (BARO/Barometric Sensor Performance) |
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| 2003 GMC Sierra 2500 HD SLE 6.6L A/C Compressor VIN: 1GTHK23143 When we received the pickup we checked proper charge on the A/C system. Checked and compressor clutch doesn't come on. you can jump the relay and it works. Also you can command it with the computer. Checked continuity in all wires - tested good. Jumped low... |
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 2002 Chevrolet S10 2.2L All VIN: 1GCCS14512 We found the compressor shaft broken & a new compressor with tube & receiver is the fix! As far as the "dirty" orifice tube I meant dark screen in color but no visible particles. Thank you all for your help as I don't have a vast experience in ac work but I'm ... |
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| 2014 Chevrolet Sonic LS 1.8L Unknown VIN: 1G1JA5SH9E It was the thermostat after all, didn't want to believe it, but we all know how that goes, a nearly new or even brand new part can be faulty. Tested for power at connector on stat, battery voltage was present, Modis scanner allows output control of thermostat... |
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| 2004 GMC Sierra 2500 HD SLE 6.6L AC Pressure VIN: 1GTHC24294 The Clutch Pressure Cycle switch mounted to the Accumulator fixed it. This was replaced. Once the Compressor cycled properly HS came up to 180-190. LS still runs 24-30 but compressor now cycles on and off about every 30-40 seconds. With state trucks it is an... |
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