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2006 GMC Sierra 1500 SLT 5.3L MIL Lamp on
Posted to GM Driveability on 11/22/2011 7 Replies

Hey ya'll,

Quick request for info on fuel tank pressure sensor on this truck. With system completely open my sensor is reading 1.35 volts and 14.07 inH2O. Doesn't seem right. I can pull a vac on the closed system or induce pressure and the value changes, but ...

Summary posted 11/23/2011

7 Replies Received (View Replies)

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car Vehicle Data

2006 GMC Sierra 1500 SLT

Engine5.3 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsMIL Lamp On

Trouble Codes

P0446EVAP Vent Control System Performance