Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2004 Chevrolet Tracker RWDFACTORY OEM SERVICE PROCEDURE
Engine Control System - 2.0L (Introduction)
- Specifications
- Schematic and Routing Diagrams
- Component Locator
- Repair Instructions
- Powertrain Control Module (PCM) Replacement
- Powertrain Control Module (PCM) Programming
- Engine Coolant Temperature (ECT) Sensor Replacement
- Intake Air Temperature (IAT) Sensor Replacement
- Mass Air Flow (MAF) Sensor Replacement
- Manifold Absolute Pressure (MAP) Sensor Replacement
- Heated Oxygen Sensor Replacement - Position 1
- Heated Oxygen Sensor Replacement - Position 2 (w/PUP-TWC)
- Heated Oxygen Sensor Replacement - Position 2 (w/o PUP-TWC)
- Throttle Position (TP) Sensor Replacement
- Idle Air Control (IAC) Valve Replacement
- Accelerator Controls Cable Replacement
- Accelerator Cable Adjustment
- Accelerator Controls Pedal Replacement
- Throttle Body Assembly Replacement
- Fuel Pressure Relief Procedure
- Fuel Pressure Gage Installation and Removal
- Fuel Filter Replacement
- Fuel Tank Draining Procedure
- Fuel Tank Replacement
- Fuel Tank Pressure Control Valve Replacement
- Fuel Vapor Temperature Sensor Replacement
- Fuel Tank Pressure Sensor Replacement
- Filler Tube Replacement
- Fuel Sender Assembly Replacement
- Fuel Hose/Pipes Assembly Replacement
- Fuel Cut-Off Valve Replacement
- Fuel System Cleaning
- Fuel Rail Assembly Replacement
- Fuel Pressure Regulator Replacement
- Fuel Injector Replacement
- Evaporative Emission (EVAP) Canister Purge Solenoid Valve Replacement
- Evaporative Emission (EVAP) Canister Vent Solenoid Valve Replacement
- Evaporative Emission (EVAP) Canister Replacement
- Evaporative Emission (EVAP) Canister Filter Replacement
- Throttle Body Service
- Ignition Coil(s) Replacement
- Spark Plug Inspection
- Spark Plug Replacement
- Ignition System Timing Adjustment Procedure
- Crankshaft Position (CKP) Sensor Replacement
- Camshaft Position (CMP) Sensor Replacement
- Knock Sensor (KS) Replacement
- Noise Suppressor Filter Replacement
- Exhaust Gas Recirculation (EGR) Valve Replacement
- Exhaust Gas Recirculation (EGR) Valve Pipe Replacement
- Air Cleaner Element Replacement
- Air Cleaner Assembly Replacement
- Description and Operation
- Powertrain Control Module (PCM) Description
- Notes
- Pcm EPROM
- Self-Diagnosis Function
- Fail-Safe Function
- Control Module Learning Ability
- PCM Output Controls
- Data Link Connector (DLC)
- Reading Diagnostic Trouble Codes Using a Scan Tool
- Clearing Diagnostic Trouble Codes
- PCM Service Precautions
- Aftermarket (Add-On) Electrical And Vacuum Equipment
- Electrostatic Discharge (ESD) Damage
- Input Components
- Output Components
- Catalyst Monitor Diagnostic Operation
- Three-Way Catalyst Oxygen Storage Capacity
- Catalyst Monitor (Good Catalyst)
- Catalyst Monitor (Bad Catalyst)
- Misfire Monitor Diagnostic Operation
- Fuel Trim System Monitor Diagnostic Operation
- Service Programming System (SPS) Description
- Fuel System Description
- Notes
- Fuel Supply System
- Fuel Tank
- Fuel Tank Check Valve
- Fuel Tank Filler Neck
- Fuel Filler Cap
- Fuel Sender Assembly
- Fuel Level Sensor
- Fuel Pump
- Fuel Pump Strainer
- Fuel Filter
- Fuel Pressure Regulator
- Fuel Feed and Return Pipes and Hoses
- Fuel Vapor Pipe and Hoses
- On-Board Refueling Vapor Recovery System (ORVR)
- Accelerator Controls
- Fuel Metering System
- Fuel Injectors
- Fuel Injection Operation
- Synchronous Injection
- Asynchronous Injection
- Engine Starting Enrichment
- Engine Warm-Up Enrichment
- Acceleration Enrichment
- Power Enrichment
- System Voltage Compensation
- Base Air/Fuel Ratio Compensation
- Fuel Cutoff
- Air/Fuel Ratio Feedback Compensation (Closed Loop Operation)
- Evaporative Emission (EVAP) Control System Description
- Electronic Ignition (EI) System Description
- Knock Sensor (KS) System Description
- Exhaust Gas Recirculation (EGR) System Description
- Air Intake System Description
- Powertrain Control Module (PCM) Description
- Special Tools and Equipment
Factory Service Tools
Use the Manual With the Right Hardware
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.
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