2010 Cadillac Truck SRX AWD V6-2.8L Turbo Page 343
The BCM has detected an internal failure within the affected door switch
Action Taken When the DTC Sets
The affected power window will malfunction.
Conditions for Clearing the DTC
B316B 00, B316B 02, B317A 02, B318A 02, B319A 02
* The DTC will be current for as long as the fault is present.
* The DTC will change from current to history when the fault is no longer present.
* A history DTC will clear after 100 consecutive ignition cycles if the condition for the malfunction is no longer present.
B316B 39, B317A 39, B318A 39, B319A 39
If the DTC is current, the affected window switch must be replaced before the DTC can be cleared.
Reference Information
Schematic Reference
Moveable Window Schematics (See: Windows and Glass/Windows/Diagrams/Electrical Diagrams)
Connector End View Reference
Component Connector End Views (See: Diagrams/Connector Views/Connector End Views By Name)
Description and Operation
Power Windows Description and Operation (See: Windows and Glass/Windows/Description and Operation/Power Windows)
Electrical Information Reference
* Circuit Testing (See: Testing and Inspection/Component Tests and General Diagnostics/General Electrical Diagnostic Procedures/Circuit
Testing/Circuit Testing)
* Connector Repairs (See: Testing and Inspection/Component Tests and General Diagnostics/General Electrical Diagnostic
Procedures/Connector Repairs/Connector Repairs)
* 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)
* Wiring Repairs (See: Testing and Inspection/Component Tests and General Diagnostics/General Electrical Diagnostic Procedures/Wiring
Repairs/Wiring Repairs)
Scan Tool Reference
Control Module References (See: Testing and Inspection/Programming and Relearning) for scan tool information
Circuit/System Verification
1. Ignition ON, verify that each of the scan tool parameters listed below are Inactive:
* Front Passenger Main Control Down Switch
* Front Passenger Main Control Express Switch
* Front Passenger Main Control Up Switch
* Left Rear Window Main Control Down Switch
* Left Rear Window Main Control Express Switch
* Left Rear Window Main Control Up Switch
* Right Rear Window Main Control Down Switch
* Right Rear Window Main Control Express Switch
* Right Rear Window Main Control Up Switch
瀚慖f any of the parameters are always Active, replace the S79D window switch-driver.
2. Verify that the scan tool Left Rear Window Switch at Door parameter is Inactive.
瀚慖f not the specified value, replace the S79LR window switch-left rear.
3. Verify that the scan tool Right Rear Window Switch at Door parameter is Inactive.
瀚慖f not the specified value, replace the S79RR window switch-right rear.
4. Command the driver window to go UP, DOWN, express UP and express DOWN by using the S79D window switch-driver. The driver
window should perform the UP, DOWN, express UP and express DOWN functions.
