2003 GMC Sierra HD GMC Sierra HD 2003

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2003 GMC Sierra HD repairs by problem area

Engine (31%)

Transmission and Drivetrain (21%)

Brakes and Traction Control (14%)

Suspension and Steering (21%)

Electrical and Air Conditioning (14%)

Paint, Rust, Leaks, Rattles, and Trim (0%)

Other (0%)

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Chart based on 29 repairs.
See TSBs and recalls for the 2003 GMC Sierra HD.

2003 GMC Sierra HD transmission repair cost distribution

$2500+ (0%)

$1000 - $2499 (17%)

$500 - $999 (17%)

$100 - $499 (50%)

< $100 (17%)

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Chart based on 6 repair trips. The repair cost chart excludes repairs made under warranty, do-it-yourself repairs, and repair trips that include maintenance.

2003 GMC Sierra HD

Engine not specified

77000 mi

US $28
Truck would not go into park 
154200 mi

US $700
Overheating during towing, strange smells. Pan gasket replaced and cooling lines repaired. 
180200 mi

US $250
Carrier bearing failure 
92000 mi

US $1400
Trans lines were rusted and leaking. Axle seal had ruptured and wiped out left side caliper. 

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2003 GMC Sierra HD 4-door

turbocharged 8-cylinder diesel automatic 4WD

112000 mi

US $100
Tow/haul button on shifter failed DIY repair 
129000 mi

US $400
Replaced four wheel drive control unit 

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See TrueDelta's information for all GMC models.

2003 GMC Sierra HD Transmission Problems

See our lemon odds and nada odds page to see vehicles with no repairs or vehicles with more than three repairs. To see how frequently 2003 GMC Sierra HD problems occur, check out our car reliability stats.