Service Information

Cruze

Symptoms - Roof

Note: Complete the following procedures before using the symptom tables.

Perform the Diagnostic System Check - Vehicle in order to verify that all of the following conditions are true:

•	There are no DTCs set.

•	The control modules can communicate via the serial data link.

Review the system description and operation in order to learn the system functions. Refer to Sunroof Description and Operation .

•	Inspect for aftermarket devices which may affect the operation of the power sunroof system. Refer to Checking Aftermarket Accessories .

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

Faulty electrical connections or wiring may be the cause of intermittent conditions. Refer to Testing for Intermittent Conditions and Poor Connections .