BighornHDRam
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I looked and couldn’t find any info on how to remove the factory sub in my Mega Cab except my 2022 WSM which was vague or if it would give any codes on my 2026 3500 Limited. I found the factory sub on my 2022 Bighorn pretty much useless and today I found the same on the 2026 3500 Limited Mega Cab after playing Get Your Roll On from Big Tymers while unplugging and plugging it back in as a test for subwoofer testing usefulness.
So the removal process started as I wanted to gain the storage where the subwoofer was as storage is limited on the Mega Cab. I have not gotten any CEL over removing the subwoofer all day but gained a bunch of storage space.
1) Remove the 3 10mm nuts with large washers inside the storage box and on top of the subwoofer.
2) Push back on the spring loaded closeouts to expose the 4 13mm nuts 2 per panel and remove them and remove driver and passenger closeouts off the back of the seats and remove them from the truck.
3) With the closeouts out of the way lift up from inside the storage box at the back of the cab on the top of the storage box that holds the sub next to the cab wall and the box will lever forward from the top, disconnect connector to subwoofer before removal.
4) Once it levers out away from the cab you can lift it up on top of the seats and remove it from the truck.
5) Remove top cover #2 Phillips screws and lids and remove the subwoofer from box, re-install cover lids #2 Phillips screws and re-install back in truck minus the subwoofer and tuck wire in safe space from subwoofer. Enjoy the extra storage space.
So the removal process started as I wanted to gain the storage where the subwoofer was as storage is limited on the Mega Cab. I have not gotten any CEL over removing the subwoofer all day but gained a bunch of storage space.
1) Remove the 3 10mm nuts with large washers inside the storage box and on top of the subwoofer.
2) Push back on the spring loaded closeouts to expose the 4 13mm nuts 2 per panel and remove them and remove driver and passenger closeouts off the back of the seats and remove them from the truck.
3) With the closeouts out of the way lift up from inside the storage box at the back of the cab on the top of the storage box that holds the sub next to the cab wall and the box will lever forward from the top, disconnect connector to subwoofer before removal.
4) Once it levers out away from the cab you can lift it up on top of the seats and remove it from the truck.
5) Remove top cover #2 Phillips screws and lids and remove the subwoofer from box, re-install cover lids #2 Phillips screws and re-install back in truck minus the subwoofer and tuck wire in safe space from subwoofer. Enjoy the extra storage space.
Attachments
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DRIVER 10MM NUT.jpg379 KB · Views: 54 -
STORAGE BOX RE-INSTALLED.jpg560.2 KB · Views: 52 -
SUB REMOVED.jpg494.7 KB · Views: 53 -
REMOVE TOP AND SCREWS.jpg416 KB · Views: 52 -
REMOVE STORAGE BOX W SUB.jpg650.6 KB · Views: 53 -
REMOVE SPRING CLOSEOUTS.jpg695.9 KB · Views: 51 -
CLOSEOUTS REMOVED.jpg536.9 KB · Views: 52 -
CLOSEOUTS REMOVED 2.jpg610.7 KB · Views: 53 -
PASSENGER 10MM NUT.jpg326.9 KB · Views: 53 -
MIDDLE 10MM NUT.jpg339.5 KB · Views: 54
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