Buick Enclave: OnStar®
If equipped, this vehicle has a comprehensive, in-vehicle system that can connect
to a live Advisor for Emergency, Security, Navigation, Connection, and Diagnostic
Services. See OnStar Overview for more information.
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ABS DESCRIPTION AND OPERATION
This vehicle is equipped with a Bosch ABS/EBD/TCS/VSES brake system. The
electronic brake control
module (EBCM) and the brake pressure modulator valve is serviced separately. The
brake pressure modulator
valve uses a four circuit configuration to control hydraulic pre
Shifting out of Park
The vehicle is equipped with an electronic shift lock release system. The shift
lock release is designed to:
► Prevent ignition key removal unless the shift lever is in P (Park) with the shift
lever button fully released, and . Prevent movement of the shift lever out
