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2001 GMC C7500 Topkick C7H042 8.1L Poor Idle Quality, Misfire, lack of power
Customer concern: Lack of power and popping in the exhaust when in gear. Checked scan tool data and found bank 2 long term fuel trim is at 20%. Checked temperature for each cylinder at exhaust manifold and found all on bank 1 to be around 500 degrees F and...
FIX posted 5/7/2024
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Message Closed w/FIX
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12 Replies Received
12 Replies Received
Related Documents & Media | VIN | 1GDJ7H1E41 |
| Engine | 8.1 L / 8 cyl / GAS |
| Delivery | Fuel Injection / SEFI |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality, Misfire, Lack of Power |
| Occurs | Always |
Message Closed w/FIX
Vehicle Data
2001 GMC C7500 Topkick C7H042
| VIN | 1GDJ7H1E41 |
| Engine | 8.1 L / 8 cyl / GAS |
| Delivery | Fuel Injection / SEFI |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality, Misfire, Lack of Power |
| Occurs | Always |
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