Rainier AWD L6-4.2L (2007)
Cruise Control: Symptom Related Diagnostic Procedures
Cruise Control Inoperative/Malfunctioning (4.2L)
Cruise Control Inoperative/Malfunctioning (4.2L)
Diagnostic Aids
Perform the following in order to avoid misdiagnosis:
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Inspect for proper operation of the stop lamps.
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Electromagnetic interference (EMI) on the speed sensor signal circuit may cause erratic cruise control operation.
For an intermittent condition, refer to Testing for Intermittent Conditions and Poor Connections in Diagnostic Aids. See: Testing and
Inspection/Component Tests and General Diagnostics
Conditions for Enabling Cruise Control
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The vehicle speed is greater than 40 km/h (25 mph).
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The vehicle is not in PARK, REVERSE, NEUTRAL, or 1st gear.
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The system voltage is between 12-16 volts.
Test
