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2008 Chevrolet Silverado 3500 HD LTZ 6.6L Poor Idle Quality, Surge, MIL Lamp on
Morning all, found that this truck has an intermittent high fuel rail pressure after cold soak. Check the adjustable low side fuel pressure regulator on the after market lift pump and at 9 psi, lines been replaced and cant find any restrictions. Also had f...
FIX posted 4/21/2023
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Message Closed w/FIX
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7 Replies Received
7 Replies Received
Related Documents & Media | VIN | 1GCJC33638 |
| Engine | 6.6 L / 8 cyl / DIESEL |
| Trans | 6-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality, Surge, MIL Lamp On |
| Occurs | Cold, Intermittently |
Trouble Codes
| P0088 | Fuel Rail Pressure Too High |
Message Closed w/FIX
Vehicle Data
2008 Chevrolet Silverado 3500 HD LTZ
| VIN | 1GCJC33638 |
| Engine | 6.6 L / 8 cyl / DIESEL |
| Trans | 6-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality, Surge, MIL Lamp On |
| Occurs | Cold, Intermittently |
Trouble Codes
| P0088 | Fuel Rail Pressure Too High |
Video