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Professional Automotive Repair Technical Discussions for September 20, 2014 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for GM
| Help Request | Answers | |
| 2006 Chevrolet Express 3500 4.8L Misfire VIN: 1GBHG31V56 miss fire all times, mostly on cylinders 1,6,7 some times 8... on idle or accel all times, checked compression, leak down, back pressure, spark, injecters pulse, noid lights test, all normal or good, smoked intake for leaks none found, fuel trim...LT #1 25% LT... Trouble codes: P0171, P0300, P0420 |
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| 2007 Pontiac G6 2.4L Engine VIN: 1G2ZG58B37 In Auburn Hills Michigan can anyone suggest a shop that has had success with p0300 code multiple misfire code on 07 pontiac g6 2.4l. small misfire at idle. |
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 1998 GMC K1500 Sierra SL 5.7L Ignition VIN: 2GTEK19R8W Itīs fixed! As I had described earlier, this truck kept cutting out due to erratic ckp signal but no cause for signal disruption was found in sensor, wiring, or reluctor. Interestingly when I scoped the MAF signal I notice a strange signal- not the usual pulsi... |
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