Forward Range Radar Module Inspection
Inspection Procedure
1.
CONTROL MODULE DTC CHECK - Using a scan tool, perform the Vehicle DTC
Information function - Verify there are no current control module DTCs set. If
any DTC is set, refer to Diagnostic Trouble Code (DTC) List - Vehicle.
2. Check the al
SIR Service Precautions
WARNING: If a service procedure indicates that a module is to be
replaced, a new
production unit MUST be ordered from the GM Parts Catalog or certified
supplier. Using a module that has been reset by a 3rd party company is strictly
prohibited. Not using a new production unit