2010 Cadillac Truck SRX FWD V6-3.0L Page 484

2010 Cadillac Truck SRX FWD V6-3.0L Page 484

4. If all circuits test normal, test or replace the B27RR door handle switch-right rear exterior.

Component Testing

Rear Door Handle Switch

1. Ignition OFF, disconnect the harness connector at the appropriate B27 Door Handle Switch - Rear.

2. With the switch in the open position, test for infinite resistance between the signal terminal 2 and the ground terminal 1.

瀚慖f not the specified value, replace the B27 Door Handle Switch - Rear.

3. With the switch in the closed position, test for less than 5 ohm between the signal terminal 2 and the ground terminal 1

瀚慖f greater than the specified range, replace the B27 Door Handle Switch - Rear.

Repair Instructions

Perform the Diagnostic Repair Verification (See: Verification Tests) after completing the diagnostic procedure.

* Rear Side Door Outside Handle Replacement (See: Body and Frame/Doors, Hood and Trunk/Doors/Rear Door/Rear Door Handle/Rear

Door Exterior Handle/Service and Repair/Rear Side Door Outside Handle Replacement)

* Control Module References (See: Testing and Inspection/Programming and Relearning) for the keyless entry control module replacement,

setup, and programming

B1735

DTC B1735, B1740, B1745, B1750, B1755, B1760, B1815, or B1820

Diagnostic Instructions

* Perform the Diagnostic System Check - Vehicle (See: Testing and Inspection/Initial Inspection and Diagnostic Overview/Diagnostic System

Check - Vehicle) prior to using this diagnostic procedure.

* Review Strategy Based Diagnosis (See: Testing and Inspection/Initial Inspection and Diagnostic Overview/Strategy Based Diagnosis) for an

overview of the diagnostic approach.

* Diagnostic Procedure Instructions (See: Testing and Inspection/Initial Inspection and Diagnostic Overview/Diagnostic Procedure

Instructions) provides an overview of each diagnostic category.

DTC Descriptors

DTC B1735 02

- Driver Seat Front Up Switch Circuit Short to Ground

DTC B1740 02

- Driver Seat Front Down Switch Circuit Short to Ground

DTC B1745 02

- Driver Seat Rear Up Switch Circuit Short to Ground

DTC B1750 02

- Driver Seat Rear Down Switch Circuit Short to Ground

DTC B1755 02

- Driver Seat Assembly Forward Switch Circuit Short to Ground

DTC B1760 02

- Driver Seat Assembly Rearward Switch Circuit Short to Ground

DTC B1815 02

- Driver Seat Recline Forward Switch Circuit Short to Ground

DTC B1820 02

- Driver Seat Recline Rearward Switch Circuit Short to Ground

Diagnostic Fault Information