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Chevrolet Express 4500 V8-6.0L (2010)15 · Cruise Control
15 · Electrical

Symptoms - Cruise Control

Make
Chevrolet
Model
Express 4500
Engine
V8-6.0L
Year
2010
Section
System Diagnosis › Symptoms - Cruise Control
Cruise ControlSymptoms - Cruise Control · page 1 of 4
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Cruise Control: Testing and Inspection
Symptoms - Cruise Control

Symptoms - Cruise Control

Important: The following steps must be completed before using the symptom tables.

1. Before using the symptom diagnostic table, perform the Diagnostic System Check - Vehicle   (See: Testing and Inspection/Initial Inspection and

Diagnostic Overview/Diagnostic System Check - Vehicle), in order to verify the following conditions:

*

There are no DTCs set.

*

The module can communicate via the serial data link.

2. Review the system operation in order to understand the system functions. Refer to Cruise Control Description and Operation   (See: Description

and Operation).

Visual/Physical Inspection

*

Inspect for aftermarket devices which can affect the operation of the cruise control system. Refer to Checking Aftermarket Accessories   (See:
Testing and Inspection/Component Tests and General Diagnostics/General Electrical Diagnostic Procedures/Checking Aftermarket Accessories).

*

Inspect the accessible system components or the visible system components for obvious damage or for obvious conditions which can cause the
symptom.

Intermittent

Faulty electrical connections or wiring may be the cause of intermittent conditions. Refer to Testing for Intermittent Conditions and Poor Connections   (
See: Testing and Inspection/Component Tests and General Diagnostics/General Electrical Diagnostic Procedures/Circuit Testing/Testing for Intermittent
Conditions and Poor Connections).

Symptom List

Refer to a symptom diagnostic procedure from the following list in order to diagnose the symptom: 

*

Cruise Control Malfunction   (See: Cruise Control Malfunction)

*

Cruise Control Indicator Malfunction (IPC Indicator Malfunction)   (See: Cruise Control Indicator Malfunction (IPC Indicator Malfunction))

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Parts & tools for this job For 2010 Chevrolet Express 6.0L

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