2021 GMC Sierra 3500 HD Repair & Maintenance Costs
A guide to repairs, service, and maintenance costs for your 2021 GMC Sierra 3500 HD
We don’t currently have enough data on the 2021 GMC Sierra 3500 HD to give you an accurate yearly maintenance cost. For details on the 2021 GMC Sierra 3500 HD, click here.
2021 GMC Sierra 3500 HD
Most Common 2021 GMC Sierra 3500 HD Problems
2021 GMC Sierra 3500 HD vehicles have 0 reported problems.The most commonly reported 2021 GMC Sierra 3500 HD problem is: GMC Sierra 3500 HD in-cabin exhaust smell issue
Some gmc sierra 3500 hd owners report experiencing in-cabin exhaust smells, which can be particularly concerning...
GMC Sierra 3500 HD Repairs and Prices
GMC Sierra 3500 HD
Drive Belt Idler Pulley Replacement
$251 - $422
GMC Sierra 3500 HD
Door Lock Actuator Replacement
$225 - $271
GMC Sierra 3500 HD
Anti-lock Brake System Inspect
$110 - $162
GMC Sierra 3500 HD
OBDII Drive Cycle Test
$61 - $90
GMC Sierra 3500 HD
Antitheft System Control Module Replacement
$434 - $500
GMC Sierra 3500 HD
AC Diagnosis
$122 - $179
GMC Sierra 3500 HD
Power Lumbar Switch Replacement
$201 - $224
GMC Sierra 3500 HD
Power Seat Switch Replacement
$205 - $235
GMC Sierra 3500 HD
Intake Manifold Gasket Replacement
$1,425 - $1,741
GMC Sierra 3500 HD
Knock Sensor Replacement
$148 - $200
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Average
The GMC Sierra 3500 HD Reliability Rating is 2.5 out of 5.0, which ranks it 11th out of 17 for fullsize trucks. The average annual repair cost is $1,121 which means it has poor ownership costs. The frequency of repairs is average, but when issues do arise, they are more likely to be severe than with other models.
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Ask a QuestionGMC Recalls
GMC Sierra 3500 HD vehicles have0known recent recalls.
The GMC has5 known total recalls.
The most common GMC can be viewed below.
GMC Sierra 3500 HD by Year
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