I have central air if I mount my alarm on my ceiling next to the heat coming out of the vent will that set my fire alarm off
Model number is meaningless, same number used for all three variants. Only the M22 is a rock crusher and it's almost a certainty you don't have one. They are POS' but todays standards, since back then they couldn't actually put the power to the ground due to the tires and suspension. Todays vehicles would destroy the M22 as the aluminum housing design is a serious problem.
I think you have talent. This might be a little be *too* descriptive, almost like you're trying too hard to be descriptive. But, I really liked the end when you compared your skin to speed bumps, well done.
The noise will probably not going away. The timing chain is hitting it's cover indicating it is loose and needs to be adjusted.
