Mazda CX-9 This larger SUV adds a V6 option, as well as more cargo room, to the CX-7 option.

Swapping BCM (body control module)?

Old May 17, 2015 | 05:06 PM
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Default Swapping BCM (body control module)?

Hi all,
My CX-9 has started exhibiting weird electrical problems.
- Remotes no longer work
- TPMS comes on and off (the tires are at a steady 35psi cold)
- Alarm went off for no reason

After reading around, it looks like the issue is the BCM. My sunroof area is clean so I am not sure that I had the water issues that others had which damaged the BCM. (Maybe my BCM just went bad).

My question, can I just buy a new BCM and swap it out? Or does the dealer need to do something? (programming wise)

Thanks.
 
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