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Professional Automotive Repair Technical Discussions for July 9, 2025 International Automotive Technicians' Network (iATN) - Members Only |
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| (Also Available: All, Asian, Chrysler, European, Ford, GM.) | ||
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Open Help Requests for GM
| Help Request | Answers | |
| 2008 Hummer H3 Alpha 5.3L Lack of Power VIN: 5GTEN13L28 Vehicle bogs down under heavy load. Feels like plugged cats but have driven without cats and no change. fuel pressure is constant 65 psi. No codes. Fuel trims are less than 10%. Spark plugs are clean and not worn. Coolant and air temps match when cold, no ... |
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| 2005 Pontiac Vibe 1.8L Hesitation VIN: 5Y2SL63875 catalyst was plugged, maf was very dirty purge was stuck open. Now has hesitation ,surge on light acceleration,does not happen all the time. seems as though its short of fuel presure stay at 47+psi. |
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Fixes & Summaries for GM
| Fix/Summary | Answers |
