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: Recommendations for Shifting
Upshifting For normal acceleration, Mazda recommends these shift points: For cruising, Mazda recommends these shift points: Downshifting When you must slow down in heavy traffic or on a steep upgrade, downshift before the engine starts to overwork. This reduces the chance of stalling and ...

Mazda 6 Service Manual: Power window motor removal/installation
1. Disconnect the negative battery cable. 2. Remove the front door trim or rear door trim. 3. Disconnect the power window motor connector. 4. Remove the bolts. 5. Remove the power window motor from the power window regulator drum. 6. Install in the reverse order of removal. Note When ins ...