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Buick
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2009
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Allure Super
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Repair and Diagnosis
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Engine Performance
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System
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Engine Control System & Fuel System - 5.3L - DTC P0420 To DTC P3449
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DTC P0446
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Repair Procedures
Repair Procedures
Evaporative Emission Canister Replacement
Evaporative Emission Canister Vent Solenoid Valve Replacement
Evaporative Emission Hoses/Pipes Replacement - Engine/Chassis
Fuel Tank Pressure Sensor Replacement
Control Module References
for ECM replacement, setup, and programming