Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSCHEVROLET2011TAHOE 4WD V8-6.0L HYBRIDREPAIR AND DIAGNOSISCRUISE CONTROLTESTING AND INSPECTIONCRUISE CONTROL INDICATOR MALFUNCTION
2011 Chevrolet Tahoe 4WD V8-6.0L Hybrid
Cruise Control Indicator Malfunction
2011 Chevrolet Tahoe 4WD V8-6.0L HybridSECTION Cruise Control Indicator Malfunction
Cruise Control Indicator Malfunction
Diagnostic Instructions
* Perform the Diagnostic System Check - Vehicle Diagnostic System Check - Vehicle prior to using this diagnostic procedure.
* Review Strategy Based Diagnosis Strategy Based Diagnosis for an overview of the diagnostic approach.
* Diagnostic Procedure Instructions Diagnostic Procedure Instructionsprovides an overview of each diagnostic category.
Circuit/System Description
The instrument panel cluster (IPC) illuminates the cruise control engaged indicator based on serial data messages received from the engine control module (ECM). The indicator is commanded ON when the cruise control system is controlling vehicle speed, and turned OFF with the system disengaged.
Reference Information
Schematic Reference
* Cruise Control Schematics Electrical Diagrams
* Instrument Cluster Schematics Instrument Cluster Schematics
Connector End View Reference
Component Connector End Views Connector End Views By Name
Description and Operation
* Cruise Control Description and Operation Description and Operation
* Indicator/Warning Message Description and Operation Indicator/Warning Message
Electrical Information Reference
* Circuit Testing Circuit Testing
* Connector Repairs Connector Repairs
* Testing for Intermittent Conditions and Poor Connections Testing for Intermittent Conditions and Poor Connections
* Wiring Repairs Wiring Repairs
Scan Tool Reference
Control Module References Programming and Relearningfor scan tool information
Circuit/System Verification
Ignition ON, with a scan tool perform the Lamp Test for the instrument panel cluster (IPC) and observe the cruise control indicator.
If the cruise control indicator illuminates during the test, replace the ECM.
If the cruise control indicator does not illuminates during the test or remains illuminated at all times, replace the IPC.
Repair Instructions
Perform the Diagnostic Repair Verification Verification Tests after completing the diagnostic procedure.
Control Module References Programming and Relearningfor ECM or IPC replacement, setup, and programming
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.