2003 Chevrolet Blazer Reliability

2003 Chevrolet Blazer LS 4WD 2dr SUV w/ZR2 Package Shown

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LS 2dr SUV (4.3L V6 5-speed Manual)

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Reliability Rating for 2003 Chevrolet Blazer by Identifix

Ratings Key

Minimal Problems

Moderate Problems

Significant Problems

	Rating	Comments
Engine		Common problems on this vehicle are failure of the Fuel Pump, failure of the Fuel Pressure Regulator on the 4.3L V6 SFI Vortec engine only, and failure of the Canister Purge Vent Solenoid. Failure of the Fuel Pump or Fuel Pressure Regulator may prevent the vehicle from starting. The cost to repair the Fuel Pump is estimated at $536.70 for parts and $149.50 for labor. The cost to repair the Fuel Pressure Regulator is estimated at $72.75 for parts and $136.50 for labor. The cost to repair the Canister Purge Vent Solenoid is estimated at $28.48 for parts and $19.50 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		Occasional problems with this vehicle are the failure of the Transfer Case Encoder Motor Assembly, 4 Wheel Drive Vehicles only, and the failure of the 2-3 Shift Solenoid and Transmission Valve Body. A failed Transfer Case Encoder Motor may prevent the 4 Wheel Drive from working. A sticking valve in the Transmission Valve Body or a faulty 2-3 shift solenoid can cause erratic shifting or the check engine light to come on. The cost to replace the Transfer Case Encoder Motor Assembly is $442.71 for parts and $84.50 for labor. The cost to replace the 2-3 Shift Solenoid and clean the Transmission Valve Body is $70.14 for parts and $182.00 for labor. All prices are estimates based on $65.00 per flat rate hour and do not include diagnostic time or any applicable taxes.
Steering & Suspension
Brake		An occasional problem on this vehicle is failure of the Front Wheel Speed Sensor. Failure of the Front Wheel Speed Sensor can cause false cycling of the ABS brakes. This problem can sometimes be repaired without replacing either of the Front Wheel Speed Sensors. The cost to replace the Front Wheel Speed Sensor is estimated at $61.56 for parts and $71.50 for labor per side. All prices are estimates based on $65.00 per flat rate hour and do not include diagnostic time or any applicable sales tax.
Heating & Air Conditioning
Starting & Charging
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 Blazer by Identifix

	2001	2002	2003	2004	2005
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.