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Professional Automotive Repair Technical Discussions for July 16, 2018 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for GM
| Help Request | Answers | |
| 2008 Buick LaCrosse CXL 3.8L Distance since clear VIN: 2G4WD58238 Distance since cleared not counting we have a vehicle that has repeatedly failed to run monitors. After several significant test drives ( around 200 miles) it has not run the secondary air or the evap monitor. We checked the distance sisnce cleared and it ... |
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| 1992 Chevrolet Corvette 5.7L No Start VIN: 1G1YY23P4N Customer says he started car and shut is off. Came back 5 minutes later and it would not start. It is a no crank/no start. I got this car handed to me from another technician. He originally thought there was a problem with the PASS key (has pellet in key) ... |
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| 2012 Chevrolet Captiva Sport LS 2.4L Idle control VIN: 3GNAL2EK6C When I crank vehicle up cold, cranks fine idles couple minuets, when idle starts coming down to normal idle speed, it goes dead one time, crank back immediately runs fine until you let it set for 3 or 4 hours, does same thing again on first crank, Now you ... |
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| 2013 GMC Yukon XL 1500 SLT 5.3L MIL Lamp on VIN: 1GKS2KE71D Performed diagnostic test flow chart for code, all test results pass. No misfire counters present. No other codes present. No engine mechanical noise, oil clean & full. Cannot find any real good detailed info for this code, nothing in the archives. Anyone ... Trouble codes: P219A |
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 1986 Chevrolet El Camino 4.3L No Start, Stall VIN: 3GCCW80Z0G WE FOUND THE FUEL PUMP WAS RUNNING BUT WHEN REAL HOT WEATHER IT STOPS PUMPING PRESURE. REPLACE PUMP AND NO PROBLES AT THIS TIME. |
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| 2008 GMC W4500 Forward W4S042 6.0L High side pressure high VIN: 4KDC4B1U78 My friend took apart the lines, blew them out with shop air, vacuumed, & recharged. Drove with the gauges on the windshield & pressures were good (at idle & freeway speeds). My guess, debris in the expansion valve. Thanks for you help! |
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| 2012 GMC Sierra 1500 SLE 5.3L Hesitation, MIL Lamp on VIN: 1GTR2TE02C The leak down test was right at 0%[ I had a hard time believing it to- even used a second tester to confirm], What we found once we decided to run it with the valve cover off is that the exhaust lifter was pumping up and not allowing the valve to fully close, ... Trouble codes: P0300, P0305. |
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