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Home >> Chevrolet >> 2005 >> Cavalier L4-2.2L VIN F >> Repair and Diagnosis >> Cruise Control >> Testing and Inspection >> Symptom Related Diagnostic Procedures >> Cruise Control - Inoperative/Malfunctioning
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Cruise Control - Inoperative/Malfunctioning



CRUISE CONTROL INOPERATIVE/MALFUNCTIONING

DIAGNOSTIC AIDS

IMPORTANT: Perform the following in order to avoid misdiagnosis.
- Inspect for proper operation of brake lamps.
- Inspect throttle linkage for mechanical binding which could cause the system to malfunction.
- Inspect for stored diagnostic trouble codes (DTCs) in the powertrain control module (PCM.)
- EMI on the speed sensor signal circuit may cause erratic cruise control operation.

CONDITIONS FOR ENABLING CRUISE CONTROL
- When vehicle speed is more than 40 km/h (25 mph)
- When PARK, REVERSE, NEUTRAL, or 1 st gear is not indicated by the park/neutral position (PNP) switch.
- When an over/undercharged battery condition does not exist.
- With normal engine RPM.

TEST

Steps 1-11:




Steps 12-25:




Steps 26-40:




Steps 41-42:





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