Seats
Chevrolet technical service bulletin PIC6179A for 2014-2018 Chevrolet Silverado 1500, 2014-2018 GMC Sierra 1500 and 2015-2018 Chevrolet Silverado 2500 and others.
- Bulletin number
- PIC6179A
- Component
- Seats
- Summary
- This Preliminary Information communication advises the technician that vehicles with front seat Regular Production Option Codes A52, AZ3, or B3F may comment about low treble, or excessive bass from the front door speakers. This is a normal design characteristic for this seat configuration. These vehicles lack a subwoofer.
Owners of these vehicles have filed 73 complaints in the seats category.
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