
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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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 |