Cruise Control Indicator Inoperative (With Throttle Actuator Control)

WARNING: This page is about a different car, the 2004 GMC Sierra, 2004 GMC Cab & Chassis Sierra, 2004 Chevrolet Silverado, and 2004 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.

Step	Action	Yes	No
Schematic Reference: Cruise Control Schematics Connector End View Reference: Cruise Control Connector End Views
1	Did you perform the Cruise Control Diagnostic System Check?	Go to Step 2	Go to Diagnostic System Check - Cruise Control
2	Turn the ignition OFF. Install a scan tool. Turn the ignition ON, with the engine OFF. With the scan tool, command the Cruise Control Lamp Test parameter On, in the instrument panel cluster (IPC) Special Functions. Does the Cruise indicator illuminate in the IPC?	Go to Step 4	Go to Step 3
3	Replace the IPC. Refer to Instrument Panel Cluster (IPC) Replacement in Instrument Panel, Gages, and Console. Did you complete the replacement?	Go to Step 5	-
4	IMPORTANT: Program the replacement PCM. Replace the PCM. Refer to the appropriate procedure: Powertrain Control Module (PCM) Replacement in Engine Controls - 4.8L, 5.3L, and 6.0L Engine Control Module (ECM) Replacement in Engine Controls - 6.6L (LLY) Engine Control Module (ECM) Replacement in Engine Controls - 6.6L (LB7) Powertrain Control Module (PCM) Replacement in Engine Controls - 8.1L Did you complete the replacement?	Go to Step 5	-
5	Operate the system in order to verify the repair. Does the system operate properly?	System OK	Go to Step 2