Section 23 (Cruise Control System): Description
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2000 GMC Yukon XL, 2000 GMC Yukon, 2000 GMC Sierra, 2000 Chevrolet Tahoe, and 2000 Chevrolet Suburban. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
This article applies to "new style" "C" & "K" Series vehicles equipped with 4.8L, 5.3L and 6.0L gasoline engines. For "old style" "C" & "K" Series vehicles with gasoline engines, see CRUISE CONTROL SYSTEMS - ESCALADE, PICKUP, TAHOE & YUKON
article. For "C" & "K" Series vehicles with diesel engines, see CRUISE CONTROL SYSTEMS -- TRUCKS & VANS -- DIESEL
article.
WARNING:
Vehicles are equipped with Supplemental Inflatable Restraint (SIR) system. Before attempting ANY repairs involving steering column, instrument panel or related components, see SERVICE PRECAUTIONS and DISABLING & ACTIVATING AIR BAG SYSTEM in appropriate AIR BAG RESTRAINT SYSTEMS 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 Throttle Actuator Control (TAC) module, TAC motor, Accelerator Pedal Position (APP) sensor, Powertrain Control Module (PCM), cruise control functional switches, Vehicle Speed Sensor (VSS), Clutch Pedal Position (CPP) switch and brakelight switch. See COMPONENT LOCATIONS .