We don't have a lot of GMC Sierra 2500 electrical problems on file — feel free to add yours here. The most common Sierra 2500 electrical problems cost $700 to fix & occur at 13,000 miles. Click on a year below.

Worst Electrical Problems
electric window failed 2001 GMC Sierra 2500
check engine light on 2021 GMC Sierra 2500
ABS, stabilitrak & trailer brake system warnings 2019 GMC Sierra 2500