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2004 Chevrolet Silverado 2500 HD 6.6L Surge, MIL Lamp on
Posted to GM Driveability on 8/7/2015 7 Replies

This vehicle has fuel pressure regulator issue at idle. the actual fuel pressure is 20 mpa higher than desired. When i run the pressure test it responds and runs normal all the way to 160 mpa. actual and desired at 2000 rpm. Its just at idle its so far off. Ke...

7 Replies Received (View Replies)

  Related Documents & Media  2004 Chevrolet Silverado 2500 HD

 
Message Closed w/Summary

car Vehicle Data

2004 Chevrolet Silverado 2500 HD

VIN 1GCHK23174
Engine6.6 L / 8 cyl / DIESEL
Trans5-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsSurge, MIL Lamp On
OccursIntermittently

Trouble Codes

P0089Fuel Pressure Regulator 1 Performance
Message Closed w/Summary

car Vehicle Data

2004 Chevrolet Silverado 2500 HD

VIN 1GCHK23174
Engine6.6 L / 8 cyl / DIESEL
Trans5-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsSurge, MIL Lamp On
OccursIntermittently

Trouble Codes

P0089Fuel Pressure Regulator 1 Performance