GM-recommended replacement part for your GM vehicle's original factory component
Offering the quality, reliability, and durability of GM OE
Manufactured with GM Original Equipment specification for fit, form, and function
Description
Sierra 3500 HD Crew Cab with Trailer Brake Control (JL1) without 2-Speed (NQH, NQF) or Single Speed (NP0) Transfer Case 2019, GM Original Equipment Trailer Brake Control Module (84109433) by ACDelco. Visit our store and choose ACDelco products if you're looking for highly-efficient car batteries, spark plugs, air filters, wiper blades, and other repair parts.
