2003 GMC Sierra 2500 Repair & Maintenance Costs

A guide to repairs, service, and maintenance costs for your 2003 GMC Sierra 2500
We don’t currently have enough data on the 2003 GMC Sierra 2500 to give you an accurate yearly maintenance cost. For details on the 2003 GMC Sierra 2500, click here.
2003 GMC Sierra 2500
2003 GMC Sierra 2500

Most Common 2003 GMC Sierra 2500 Problems

2003 GMC Sierra 2500 vehicles have 21 reported problems.The most commonly reported 2003 GMC Sierra 2500 problem is: 4WD Transfer Case Position Sensor/Selector Switch May Fail
2003 GMC Sierra 2500
The 4wd transfer case position sensor or the selector switch may fail causing the service 4wd message to be displayed.
2003 GMC Sierra 2500
One or more heater & ac (hvac) temperature and/or air delivery mode door actuator may fail, resulting in improper...

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Most Common 2003 GMC Sierra 2500 Questions

There are 3 related questions for 2003 GMC Sierra 2500 vehicles. RepairPal's professional community answers hundreds of questions each day. Below are the most commonly asked 2003 GMC Sierra 2500 questions.
2003 GMC Sierra 2500
Filled tank ck engin lite p0404 code. filled tank again engine light went off. repeat next fill light on code p0404
2003 GMC Sierra 2500
I was getting 800 km. per tank before oil change now getting 600km.