2003 Chevrolet TrailBlazer Reliability

2003 Chevrolet TrailBlazer LT 2WD 4dr SUV

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LS 4dr SUV (4.2L 6-cyl. 4-speed Automatic)

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Reliability Rating for 2003 Chevrolet TrailBlazer by Identifix

Ratings Key

Minimal Problems

Moderate Problems

Significant Problems

	Rating	Comments
Engine		Occasional problems on this vehicle are failure of the Variable Valve Timing Actuator (4.2L engine), failure of the Ignition Switch, failure of the Engine Cooling Fan and a periodic problem on this vehicle is failure of the Catalytic Converters (on 4.8L, 5.3L engines only). Failure of the Ignition Switch may prevent the vehicle from starting. The cost to repair the Variable Valve Timing Actuator is estimated at $290.00 for parts and $403.00 for labor. The cost to repair the Ignition Switch is estimated at $32.04 for parts and $84.50 for labor. The cost to repair the Engine Cooling Fan is estimated at $392.44 for parts and $182.00 for labor. The cost to repair both Catalytic Converters is $560.00 for parts and $234.00 for labor. All prices are estimates based on $65.00 per flat rate hour and do not include diagnostic time or any applicable sales tax.
Transmission & Driveline		An occasional problem on this vehicle is failure of the Front and Rear Axle Seals (4X4 models only). The cost to repair the Front axle seals is estimated at $14.00 each for parts and $669.50 for labor for the left side and $188.50 for labor for the right side. The cost to repair the Rear Axle Seals is estimated at $13.00 each for parts and $97.50 for labor for one side and $110.50 for for labor for both sides. All prices are estimates based on $65.00 per flat rate hour and do not include diagnostic time or any applicable sales tax.
Steering & Suspension
Brake
Heating & Air Conditioning
Starting & Charging		An occasional problem on this vehicle is the failure of the Ignition Switch. The cost to replace the Ignition Switch is estimated at $35.00 for parts and $78.00 for labor. All prices are estimates based on $65.00 per flat rate hour and do not include diagnostic time or any applicable sales tax.
Accessories
Overall		4 out of 5

Reliability Ratings displayed above reflect style specific standard features and may vary from aggregated values displayed for the same year in the historical model overviewed bellow.

Reliability History for Chevrolet TrailBlazer by Identifix

	2002	2003	2004	2005	2006
Engine
Transmission & Driveline
Steering & Suspension
Brake
Heating & Air Conditioning
Starting & Charging
Accessories
Overall

Reliability Ratings by Identifix is based from repair shop-reported issues. Though this data may be for years prior to model you are researching, it exposes how reliable this model platform has been historically.