Section 470 (Engine Control System & Fuel System - 4.2L - Introduction)
WARNING: This page is about a different car, the 2009 GMC Envoy and 2009 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.
- Specifications
- Schematic and Routing Diagrams
- Diagnostic Information and Procedures
- Repair Instructions
- Engine Control Module Replacement
- Crankshaft Position System Variation Learn
- Throttle Learn
- Engine Coolant Temperature Sensor Replacement
- Mass Airflow Sensor with Intake Air Temperature Sensor Replacement
- Manifold Absolute Pressure Sensor Replacement
- Heated Oxygen Sensor Replacement - Sensor 1
- Heated Oxygen Sensor Replacement - Sensor 2
- Accelerator Pedal Position Sensor Replacement
- Throttle Body Assembly Replacement
- Fuel Pressure Relief (Without CH-48027)
- Fuel Pressure Relief (With CH 48027)
- Fuel Pressure Gage Installation and Removal
- Metal Collar Quick Connect Fitting Service
- Plastic Collar Quick Connect Fitting Service
- Fuel Tank Draining
- Fuel Tank Replacement
- Fuel Tank Pressure Sensor Replacement
- Fuel Level Sensor Replacement
- Fuel Sender Assembly Replacement
- Fuel Hose/Pipes Replacement - Chassis
- Fuel System Cleaning
- Fuel Injection Fuel Rail Assembly Replacement
- Fuel Injector Replacement
- Evaporative Emission Canister Purge Solenoid Valve Replacement
- Evaporative Emission Canister Vent Solenoid Valve Replacement
- Evaporative Emission Hoses/Pipes Replacement - Canister/Fuel Tank
- Evaporative Emission Hoses/Pipes Replacement - Engine/Chassis
- Evaporative Emission Canister Replacement
- Evaporative Emission System Cleaning
- Ignition Coil Replacement
- Spark Plug Replacement
- Spark Plug Inspection
- Crankshaft Position Sensor Replacement
- Camshaft Position Sensor Replacement
- Camshaft Position Actuator Solenoid Valve Replacement
- Knock Sensor Replacement
- Secondary Air Injection Pump Replacement
- Secondary Air Injection Solenoid Valve Replacement
- Secondary Air Injection Pump Hose Replacement
- Air Cleaner Element Replacement
- Air Cleaner Assembly Replacement
- Air Cleaner Outlet Resonator Replacement
- Description and Operation
- Engine Control Module Description
- Throttle Actuator Control (TAC) System Description
- Camshaft Actuator System Description
- Fuel System Description
- Fuel System Overview
- Fuel Tank
- Fuel Fill Pipe
- Fuel Filler Cap
- Fuel Sender Assembly
- Fuel Level Sensor
- Fuel Pump
- Fuel Filter
- Fuel Pressure Regulator Assembly
- Fuel Feed Pipes
- Nylon Fuel Pipes
- Quick-Connect Fittings
- Fuel Rail Assembly
- Fuel Injectors
- Fuel Metering Modes of Operation
- Starting Mode
- Clear Flood Mode
- Run Mode
- Acceleration Mode
- Deceleration Mode
- Battery Voltage Correction Mode
- Fuel Cutoff Mode
- Fuel Trim
- Evaporative Emission Control System Description
- Electronic Ignition (EI) System Description
- Knock Sensor (KS) System Description
- Secondary Air Injection System Description
- Air Intake System Description
- Special Tools and Equipment