2003 Chevrolet TrailBlazer parts

Reported problems and replacement matches for this model year. Owner-report counts and catalog matches are shown separately.

• Alternator · 5 owner reports · 0 catalog matches
• Fuel Pump · 28 owner reports · 3 catalog matches
• Water Pump · 3 owner reports · 5 catalog matches
• Thermostat · 2 owner reports · 11 catalog matches
• Ignition Coil · 1 owner reports · 8 catalog matches
• Oxygen Sensor · 1 owner reports · 8 catalog matches
• Catalytic Converter · 3 owner reports · 11 catalog matches
• Wheel Bearing · 1 owner reports · 58 catalog matches
• Battery · 4 owner reports · 1 catalog matches
• Spark Plug · 2 owner reports · 20 catalog matches
• Ball Joint · 6 owner reports · 8 catalog matches
• Tie Rod · 4 owner reports · 11 catalog matches
• Control Arm · 6 owner reports · 24 catalog matches
• Power Steering Pump · 3 owner reports · 6 catalog matches
• Blower Motor · 5 owner reports · 9 catalog matches
• Fuel Injector · 2 owner reports · 5 catalog matches