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Home >> Hummer >> 2008 >> H2 4D Utility Wagon >> Repair and Diagnosis >> Accessories & Equipment >> Wiper/Washer Systems >> Wipers And Washers >> Diagnostic Information and Procedures >> Symptoms - Wiper/Washer Systems >> Notes

Symptoms - Wiper/Washer Systems: Notes

IMPORTANT: The following steps must be completed before using the symptom tables:
  1. Perform Diagnostic System Check - Vehicle , in order to verify that all of the following conditions are true:
    • No DTCs are set.
    • The control modules can communicate via the serial data link.
  2. Refer to the system description and operation in order to familiarize yourself with the system functions: