Having problems with your 2003 Ford Explorer Sport Trac ?
Heater core replacement - 2003 Ford Explorer Sport Trac
The heater core looks just like a minature radiator. too many steps to help. best thing to do is go to your local library and look up the motor manual for your truck. copy all the pages with the illustrations and information on them that you will need.
Repair Help & Product Troubleshooting for 2003 Ford Explorer Sport Trac
Tips for a great answer:- Provide details, support with references or personal experience .
- If you need clarification, ask it in the comment box .
- It's 100% free, no registration required.