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Professional Automotive Repair Technical Discussions for August 16, 2019 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for GM
| Help Request | Answers | |
| 2001 Buick Century Custom 3.1L engine VIN: 2G4WS52J81 In an attempt to repair vehicle, I replaced all liters and rocker arms. car only has 18,000 miles, and has been making this noise for 8 years. Definitely sound like typical lifter tick. The noise does not sound like piston slap. Does not go away or quiet a... |
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| 1994 Chevrolet Impala SS 5.7L No Start, Poor Idle Quality, Misfire VIN: 1G1BN52PXR hey guys got a good one this car came in with complaint that ac would stop working on long rides checked for codes found code 36 followed flow chart it said replaced opti spark distibutor could not get ac delco settled for a1 cardone car would backfire not... |
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| 2010 Chevrolet Traverse LS 3.6L No Start VIN: 1GNLREED8A Crank - No start. Good spark. Low side fuel pressure in spec. High side fuel pressure equals PCM commanded pressure. Will run on injector cleaner sprayed in throttle body. Injector pattern is where it gets weird. Scope shows that on one hit it fires the in... |
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| 2016 Chevrolet Impala LT 3.6L monitor reset VIN: 2G1115S37G replaced evaporative canister assembly and can not get evaporative monitor to reset after multiple drive cycles |
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| 2017 Chevrolet Cruze LT 1.4L Multiple sys VIN: 3G1BE6SM7H Vehicle arrived with a locked up engine when the #1 piston disintegrated and threw a rod through the side of the block and broke the alternator off the side of the engine destroying the alternator. The car has an extended warranty and as per the insurance ... |
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| 2009 Hummer H3T 3.7L Surge VIN: 5GNEN13E19 This Hummer has a hiccup that is becoming hard to find. When put into forward gear, the PRNDL will bounce back and forth causing the locks to lock and unlock and communication drops out on the TCM when problem occurs. I do see a slight variance on the high... |
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| 1979 Pontiac Firebird Trans Am 6.6L oil flow to rockers VIN: 2W87K9L165 2 years ago our customer spun a bearing in his 403. Got it replaced, what he didn't know at the time was that they replaced it with a olds or buick 350. Came to us because of the lack of horsepower. We installed an aluminum intake with a edelbrock carb. Ha... |
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 2012 GMC Acadia Denali 3.6L No Start VIN: 1GKKVTED3C Found the plus at the abs module with a wire that backed itself out. Reset it and everything worked. Thanks for all the advice. |
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