Mazda 6 Service Manual: No.12 lack/loss of power-acceleration/cruise

No.11 engine stalls/quits, engine runs rough, misses, buck/jerk, hesitation/stumble, surges

No.13 knocking/pinging-acceleration/cruise

Other materials:

Mazda 6 Service Manual: Curtain Air Bags
The curtain air bags are mounted in the front and rear window pillars, and the roof edge along both sides. When the air bag crash sensors detect a side impact of greater than moderate force, the curtain air bag inflates quickly and helps to reduce injury mainly to the rear outboard passenger' ...

Mazda 6 Service Manual: Headliner removal/installation
1. Disconnect the negative battery cable. 2. Turn the seaming welt and weatherstrip over. 3. Remove the sunroof seaming welt. (vehicles with sunroof only) 4. Remove the A-pillar trims. 5. Remove the B-pillar upper trims. 6. Remove the C-pillar trims. 7. Remove the front and rear map light. (Se ...