2010 Cadillac Truck Escalade/ESV RWD V8-6.2L Page 1848
Induction/Fuel/Testing and Inspection/Alcohol/Contaminants-in-Fuel Diagnosis (Special Tool)).
* The HO2S for improper installation and for electrical wires or connectors that may have contacted the exhaust system
* The HO2S signal circuit shorted to voltage
Repair Instructions
* Air Cleaner Assembly Replacement (See: Engine, Cooling and Exhaust/Engine/Tune-up and Engine Performance Checks/Air Cleaner
Housing/Service and Repair)
* Air Cleaner Element Replacement (See: Engine, Cooling and Exhaust/Engine/Tune-up and Engine Performance Checks/Air Cleaner
Housing/Air Filter Element/Service and Repair)
* Air Cleaner Resonator Outlet Duct Replacement (See: Engine, Cooling and Exhaust/Engine/Tune-up and Engine Performance Checks/Air
Cleaner Housing/Air Cleaner Fresh Air Duct/Hose/Service and Repair/Air Cleaner Resonator Outlet Duct Replacement)
* Evaporative Emission Canister Replacement (1500 Series) (See: Powertrain Management/Emission Control Systems/Evaporative Emissions
System/Evaporative Emission Control Canister/Service and Repair/Evaporative Emission Canister Replacement (1500 Series))Evaporative
Emission Canister Replacement (2500 Series) (See: Powertrain Management/Emission Control Systems/Evaporative Emissions
System/Evaporative Emission Control Canister/Service and Repair/Evaporative Emission Canister Replacement (2500 Series))
* Evaporative Emission Canister Purge Solenoid Valve Replacement (See: Powertrain Management/Emission Control Systems/Evaporative
Emissions System/Canister Purge Solenoid/Service and Repair)
* Evaporative Emission Canister Vent Solenoid Valve Replacement (1500 Series) (See: Powertrain Management/Emission Control
Systems/Evaporative Emissions System/Evaporative Emission Control Canister/Canister Vent Valve/Service and Repair/Evaporative
Emission Canister Vent Solenoid Valve Replacement (1500 Series))Evaporative Emission Canister Vent Solenoid Valve Replacement (2500
Series) (See: Powertrain Management/Emission Control Systems/Evaporative Emissions System/Evaporative Emission Control
Canister/Canister Vent Valve/Service and Repair/Evaporative Emission Canister Vent Solenoid Valve Replacement (2500 Series))
* Evaporative Emission Line Replacement - Engine (See: Powertrain Management/Emission Control Systems/Evaporative Emissions
System/Evaporative Emissions Hose/Service and Repair)
* Evaporative Emission Line Replacement - Chassis (2500 Series) (See: Powertrain Management/Emission Control Systems/Evaporative
Emissions System/Evaporative Emissions Hose/Service and Repair/Evaporative Emission Line Replacement - Chassis (2500 Series)
)Evaporative Emission Line Replacement - Chassis (1500 Series) (See: Powertrain Management/Emission Control Systems/Evaporative
Emissions System/Evaporative Emissions Hose/Service and Repair/Evaporative Emission Line Replacement - Chassis (1500 Series))
* Fuel Line Replacement - Chassis (1500 Series) (See: Powertrain Management/Fuel Delivery and Air Induction/Fuel Supply Line/Service
and Repair/Fuel Line Replacement - Chassis (1500 Series))Fuel Line Replacement - Chassis (2500 Series) (See: Powertrain
Management/Fuel Delivery and Air Induction/Fuel Supply Line/Service and Repair/Fuel Line Replacement - Chassis (2500 Series))
* Fuel Injector Replacement (See: Powertrain Management/Fuel Delivery and Air Induction/Fuel Injector/Service and Repair/Removal and
Replacement)
* Fuel Tank Fuel Pump Module Replacement (2500 LWB - 43.5L (11.5 gal) Tank Rear) (See: Powertrain Management/Fuel Delivery and Air
Induction/Fuel Pump/Service and Repair/Fuel Tank Fuel Pump Module Replacement (2500 LWB - 43.5L (11.5 Gal) Tank Rear))Fuel Tank
Fuel Pump Module Replacement (2500 LWB - 98.4L (26 gal) Tank Front) (See: Powertrain Management/Fuel Delivery and Air
Induction/Fuel Pump/Service and Repair/Fuel Tank Fuel Pump Module Replacement (2500 LWB - 98.4L (26 Gal) Tank Front))Fuel Tank
Fuel Pump Module Replacement (1500 SWB - 98.4L (26 gal) Tank + E85) (See: Powertrain Management/Fuel Delivery and Air
Induction/Fuel Pump/Service and Repair/Fuel Tank Fuel Pump Module Replacement (1500 SWB - 98.4L (26 Gal) Tank + E85))Fuel Tank
Fuel Pump Module Replacement (1500 Series) (See: Powertrain Management/Fuel Delivery and Air Induction/Fuel Pump/Service and
Repair/Fuel Tank Fuel Pump Module Replacement (1500 Series))Fuel Tank Fuel Pump Module Replacement (1500 LWB - 117.3L (31 gal)
Tank + E85) (See: Powertrain Management/Fuel Delivery and Air Induction/Fuel Pump/Service and Repair/Fuel Tank Fuel Pump Module
Replacement (1500 LWB - 117.3L (31 Gal) Tank + E85))
* Fuel System Cleaning (See: Powertrain Management/Fuel Delivery and Air Induction/Service and Repair)
* Fuel Tank Draining (Single Tank) (See: Powertrain Management/Fuel Delivery and Air Induction/Fuel Tank/Service and
Repair/Procedures/Fuel Tank Draining (Single Tank))Fuel Tank Draining (Dual Tanks - Rear) (See: Powertrain Management/Fuel Delivery
and Air Induction/Fuel Tank/Service and Repair/Procedures/Fuel Tank Draining (Dual Tanks - Rear))Fuel Tank Draining (Dual Tanks -
Front) (See: Powertrain Management/Fuel Delivery and Air Induction/Fuel Tank/Service and Repair/Procedures/Fuel Tank Draining (Dual
Tanks - Front))
* Heated Oxygen Sensor Replacement - Bank 1 Sensor 1 (1500 Series) (See: Powertrain Management/Computers and Control
Systems/Oxygen Sensor/Service and Repair)Heated Oxygen Sensor Replacement - Bank 1 Sensor 1 (2500 Series) (See: Powertrain
Management/Computers and Control Systems/Oxygen Sensor/Service and Repair) and Heated Oxygen Sensor Replacement - Bank 2 Sensor
1 (1500 Series) (See: Powertrain Management/Computers and Control Systems/Oxygen Sensor/Service and Repair)Heated Oxygen Sensor
Replacement - Bank 2 Sensor 1 (2500 Series) (See: Powertrain Management/Computers and Control Systems/Oxygen Sensor/Service and
Repair)
* Manifold Absolute Pressure Sensor Replacement (See: Powertrain Management/Computers and Control Systems/Manifold
Pressure/Vacuum Sensor/Service and Repair)
* Mass Airflow Sensor with Intake Air Temperature Sensor Replacement (See: Powertrain Management/Computers and Control Systems/Air
Flow Meter/Sensor/Service and Repair)
* Throttle Body Assembly Replacement (See: Powertrain Management/Fuel Delivery and Air Induction/Throttle Body/Service and
Repair/Removal and Replacement)
Repair Verification
Important:
* After repairs, use the scan tool Fuel Trim Reset function in order to reset the Long Term Fuel Trim.
* To verify the performance of the catalytic converter has not been affected by the condition that set this DTC, perform the Repair
Verification for DTC P0420 or P0430. Refer to DTC P0420 or P0430 (See: P Code Charts/P0420).
