Contents Wiring diagrams Section: Cruise Control Systems All sections

Cruise Control System: Overview GMC Envoy I

DESCRIPTION & OPERATION

WARNINGTo avoid injury from accidental air bag deployment, read and carefully follow all SERVICE PRECAUTIONS and DISABLING & ACTIVATING AIR BAG SYSTEM procedures in AIR BAG RESTRAINT SYSTEM article.

Cruise control is a speed control system that maintains a desired vehicle speed under normal driving conditions. Steep grades may cause variations in selected speeds. System has capability to cruise, coast, resume speed, accelerate, and tap-up and tap-down.

The main components of the cruise control system include the cruise control module assembly, functional control switches, Vehicle Speed Sensor (VSS), Vehicle Speed Sensor Buffer (VSSB), and brake and clutch release switches. See COMPONENT LOCATIONS .