Having problems with your 2003 Mazda Mazda6 ?
Where is the PCV hose in a Mazda 6 2003? - 2003 Mazda Mazda6
Under the intake manifold. it is ver difficult to get to.they fail very often.
Repair Help & Product Troubleshooting for 2003 Mazda Mazda6
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.