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Home >> Chevrolet >> 2006 >> Express 2500 V8-4.8L VIN V >> Repair and Diagnosis >> Cruise Control >> Testing and Inspection >> Symptom Related Diagnostic Procedures >> Cruise Control Inoperative/Malfunctioning >> Without Throttle Actuator Control
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Without Throttle Actuator Control



CRUISE CONTROL INOPERATIVE/MALFUNCTIONING (WITHOUT THROTTLE ACTUATOR CONTROL)

DIAGNOSTIC AIDS
To avoid a misdiagnosis, inspect for the following:
- Proper operation of the stop lamps-Refer to Exterior Lighting Systems Description and Operation in Lighting Systems.
- Proper adjustment of the cruise control cable-Refer to Cruise Control Cable Adjustment.
- The throttle linkage is not binding.

Electromagnetic interference on the speed sensor signal circuit may cause erratic cruise control operation.

For an intermittent condition,

CONDITIONS FOR ENABLING CRUISE CONTROL
- The vehicle speed is greater than 40 km/h (25 mph).
- The vehicle is not in PARK, REVERSE, NEUTRAL, or 1st gear.
- The system voltage is within 9-16 volts.

TEST

Step 1 - Step 10:




Step 11 - Step 19:




Step 20 - Step 30:




Step 31 - Step 33:




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