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2001 GMC Sierra 2500HD Extended Cab SLT LB 4WD Shown

2002 GMC Sierra 2500HD Reliability

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SL 4dr Extended Cab 4WD LB | Show All Styles

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What's New for 2002 GMC Sierra 2500HD

Knowing how much a vehicle has changed from previous model years can help provide additional context when reviewing reliability ratings. Our Editors give you the bottom-line on what's new, the pros, the cons and more.

What's New for 2002

Fully redesigned last year, the Sierra 2500HD gets only minor updates for 2002. Air conditioning is now standard on all trim levels along with extendable sunshade visors and redesigned exterior badging. Read More

Long-Term Reliability Ratings by Identifix

Portions © 2008 by Identifix, Inc. All rights reserved

Ratings Key

Minimal Problems Minimal Problems Moderate Problems Moderate Problems Significant Problems Significant Problems

2002 GMC Sierra 2500HD Reliability Rating

Category Rating Comments
Engine Significant Problems Occasional problems on this vehicle are failures of the Fuel Pressure Regulator, 6.6L Duramax Diesel engine, and the Crankshaft Position (CKP) Sensor, gasoline engines only. Another occasional problem on this vehicle is failure of the Fuel Injectors on vehicles equipped with 6.6L Duramax Diesel (RPO LB7- VIN Code 1) engine. A problem with the fuel injectors could cause the service engine soon (SES) light illumination, low power, hard start and/or fuel in crankcase. On some vehicles, this problem may be covered by the manufacturer Special Policy Adjustment # 04039A. Contact your local dealer for more information. A periodic problem on this vehicle is failure of the Catalytic Converter(s) (on 4.8L, 5.3L and 6.0L engines only). The cost to replace the Fuel Pressure Regulator for the Duramax Diesel is estimated at $440.00 for parts and $65.00 for labor. The cost to replace the CKP Sensor is estimated at $91.11 for parts and $91.00 for labor. The cost to repair the Fuel Injectors is estimated at $2800.00 for parts and $825.50 for labor. The cost to replace the Catalytic Converter(s) is $740.00 for parts and $214.50 for labor. All prices are estimates based on $65.00 per flat rate hour and does not include diagnostic time or any applicable sales tax.
Transmission & Driveline Minimal Problems
Steering & Suspension Minimal Problems
Brake Moderate Problems An occasional problem on this vehicle is failure of the Front Wheel Speed Sensor. Failure of the Front Wheel Speed Sensor can cause the Antilock Brake System (ABS) to operate the brakes incorrectly. The cost to repair the Front Wheel Speed Sensor(s) is $124.97 for the parts and $84.50 for labor per wheel. 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 Minimal Problems
Starting & Charging Moderate Problems An occasional problem on this vehicle is the failure of the Ignition Lock Cylinder and Housing Assembly. This engages the antitheft system and prevents the engine from starting. The cost to repair the Ignition Lock Cylinder and Housing is estimated at $148.49 for parts and $91.00 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 Minimal Problems
Overall 4 out of 5 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 overview below.

Reliability History for GMC Sierra 2500HD

2001 2002 2003 2004 2005
Engine Significant Problems Significant Problems Significant Problems Minimal Problems Significant Problems
Transmission & Driveline Minimal Problems Minimal Problems Moderate Problems Minimal Problems Minimal Problems
Steering & Suspension Minimal Problems Minimal Problems Minimal Problems Minimal Problems Minimal Problems
Brake Significant Problems Moderate Problems Moderate Problems Minimal Problems Minimal Problems
Heating & Air Conditioning Minimal Problems Minimal Problems Minimal Problems Minimal Problems Minimal Problems
Starting & Charging Moderate Problems Moderate Problems Minimal Problems Minimal Problems Minimal Problems
Accessories Moderate Problems Minimal Problems Minimal Problems Moderate Problems Minimal Problems
Overall 3 out of 5 4 out of 5 4 out of 5 5 out of 5 4 out of 5

Reliability History for GMC

2000 2001 2002 2003 2004
Engine Moderate Problems Significant Problems Significant Problems Significant Problems Minimal Problems
Transmission & Driveline Significant Problems Minimal Problems Minimal Problems Minimal Problems Minimal Problems
Steering & Suspension Minimal Problems Minimal Problems Minimal Problems Minimal Problems Minimal Problems
Brake Moderate Problems Significant Problems Moderate Problems Moderate Problems Minimal Problems
Heating & Air Conditioning Minimal Problems Minimal Problems Minimal Problems Minimal Problems Minimal Problems
Starting & Charging Moderate Problems Moderate Problems Moderate Problems Minimal Problems Minimal Problems
Accessories Moderate Problems Moderate Problems Minimal Problems Minimal Problems Moderate Problems
Overall 3 out of 5 3 out of 5 4 out of 5 4 out of 5 5 out of 5
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