Buick Regal 2018-2025 Service Manual / Accessories and Equipment / Cruise Control System / Repair Instructions
Buick Regal: Repair Instructions
CRUISE CONTROL SWITCH REPLACEMENT
Removal Procedure
1. Steering Wheel Airbag - Remove.
2.
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Cruise Control Switch Bolt (1) - Remove.
3.
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Using a flat bladed plastic trim tool remove the cruise control switch (1).
4. Disconnect the electrical connector.
Installation Procedure
1.
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Cruise Control Switch(1) - Install.
2. Connect the electrical connector.
3.
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CAUTION: Fastener Caution.
Cruise Control Switch Bolt (1) - Install and tighten1.5 N.m (13 lb in).
4. Steering Wheel Airbag - Install.
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Description and Operation
CRUISE CONTROL DESCRIPTION AND OPERATION (WITHOUT ADAPTIVE CRUISE
CONTROL)
DD - Serial Data - GMLAN High Speed
K20 - K20 Engine Control Module
S70L - S70L Steering Wheel Controls Switch - Left
P16 -
Displays and Gauges
SPECIFICATIONS
FASTENER SPECIFICATIONS
Reusable Threaded Fastener Tightening Specifications
NOTE:
All fasteners listed in this table can be reused after removal.
SCHEMATIC AND WIRING DIAGRAMS
INSTRUM
Diagnostic Information and Procedures
DISPLAYS AND GAUGES COMPONENT REPLACEMENT REFERENCE
SEE MORE:
Component Fastener Tightening Caution
CAUTION: Replacement components must be the correct part number for the
application. Components requiring the use of the thread locking
compound, lubricants, corrosion inhibitors, or sealants are identified in
the service procedure. Some replacement components may come with
these coatings already ap
Brake Booster Vacuum Assist Description and Operation
System Component Description
B19B - B19B Brake Booster Vacuum Sensor
K17 - K17 Electronic Brake Control Module
M9 - M9 Brake Booster Pump Motor
The brake booster vacuum assist system consists of the following:
Brake Booster Auxiliary Vacuum Pump (electric or mechanical)
The brake booster vacuum pu
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