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Professional Automotive Repair Technical Discussions for November 12, 2015 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for GM
| Help Request | Answers | |
| 2003 Buick Park Avenue 3.8L speedometer VIN: 1G4CW54K73 The speedometer on this car reads high. My solus and a gps confirmed it. When going 35mph speedo reads 55mps. When going 55mph the speedo reads 85mph. The speed is correct on my scanner so I don't think its a speed sensor issue. The speedometer reads zero when... |
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| 2004 Chevrolet Aveo 1.6L speedometer VIN: KL1TD52654 have this aveo at shop for a while came in for check engine lite and preformed replacement of vavle guides cust also stated speedo not giving correct road speed. speedo reads 10 mph and actual speed is 30 mph tried new sensor from dealer and also new cluster a... |
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| 2006 Chevrolet Colorado LT 3.5L Hesitation, Stall VIN: 1GCDT13656 This vehicle laid down on me once after driving it nearly a hundred miles. That was a month ago when I replaced the PCM. It came back after 800 miles. The "reduced engine power" message comes on the dash and it loses power to a point of staling sometimes. Afte... Trouble codes: P0101, P0068 (Map/MAF throttle position correlation), P0106 (MAP or Baro), P0171 (Lean), P0446 (Evap vent control) |
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| 2007 Chevrolet Silverado 2500 HD Classic WT 6.0L Engine VIN: 1GCHK29U37 Engine vibrates in P or N mostly @ 2k RPM. Seems harmonic/ Balance. Also amplifies at 40-45 then really at 65 mph. For starters, replaced transfer case due to excess output shaft bushing play. Have removed drive shaft several times to check u joints; FINE. Rem... |
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| 2013 Chevrolet Traverse LT 3.6L Misfire VIN: 1GNKVGKD3D this vehicle runs good for a while and then misfires and the check engine light,engine power reduce,service traction control,and service stabiltrak lights come on and a severe misfire Trouble codes: P1682 |
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 2000 Buick LeSabre Limited 3.8L Idle VIN: 1G4HR54K7Y Thanks to all that replied, did check coolant sensor and Intake air all reading right to the 40 degree morning, luckily we had a 2002 Buick Regal dropped off the night before, so started that and it had the same high idle after five minutes still at 1300, so w... |
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| 1997 Chevrolet K1500 Suburban 5.7L Excessive Emissions, Poor Idle Quality, Hesitation, Misfire, Poor Fuel Economy VIN: 3GNFK16R7V Thanks so much to the people that took time to actually READ the request and reply.The fix ended up replacing the connector at the injector housing.Female terminals were spread out.Soldered a used connector on and all is well.Thanks again Mark |
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| 2006 Chevrolet Silverado 1500 WT 4.8L noise VIN: 2GCEC19V46 SORRY IT TOOK SO LONG TO GET BACK FOUND LEFT FRONT CALIPER MOUNT BOLT BROKE OFF AS A RESULT THE CAILPER WOULD ONLY CATCH WHEN IN REVERSE MADE IT FEEL LIKE A TRANS SHUTTER TRAVEL THREW FRAME AND BODY TOOK A SECOND LOOK AND THERE IT WAS TOLD IT WAS A TRANS FAUL... |
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