2003 Hummer H2

Electrical Problems

2003 Hummer H2 Electrical Problems

Find something helpful? Spread the word.

Stay Up to Date

Get notified about new defects, investigations, recalls & lawsuits for the 2003 Hummer H2:

Unsubscribe any time. We don't sell/share your email.

Compare Hummer H2 Model Years

Curious how the 2003 H2 compares to other years?
Check out our Hummer H2 overview to see the most problematic years, worst problems and most recently reported complaints with the H2.

Hummer H2 Overview

Add Your Complaint

Bump the H2 problem graphs up another notch. Get answers and make your voice heard!

Become a Fan & Spread the Word