buick Workshop Repair Guides

Buick Workshop Service and Repair Manuals

Initial Inspection and Diagnostic Overview|Page 14223 > < Initial Inspection and Diagnostic Overview|Page 14221
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Steps 18-21

The number below refers to the step number on the diagnostic table.
5. Listen for an audible click when the Rear Defog relay operates. Command both the ON and OFF states of the rear defog relay. Repeat the

commands as necessary.

Initial Inspection and Diagnostic Overview|Page 14223 > < Initial Inspection and Diagnostic Overview|Page 14221