Chevrolet Trax: DTC B3882

1. Ignition OFF, exterior lamps OFF, trunk latch latched, remove the E5AB Tail/Stop Lamp - Right bulb.
2. Test for less than 5 ohms between the ground circuit at the socket terminal and ground.

• If 5 ohms or greater

1. Ignition OFF.
2. Test for less than 2 ohms in the ground circuit end to end.

• If 2 ohms or greater, repair the open/high resistance in the circuit.
• If less than 2 ohms, repair the open/high resistance in the ground connection.
• If less than 5 ohms

3. Connect a test lamp between the control circuit at the socket terminal and ground, ignition ON.
4. Verify the test lamp turns ON and OFF when commanding the Right Stop Lamp ON and OFF with a scan tool.

• If the test lamp is always OFF

1. Ignition OFF, disconnect the X5 harness connector at the K9 Body Control Module.
2. Test for infinite resistance between the control circuit and ground.

• If less than infinite resistance, repair the short to ground on the circuit.
• If infinite resistance

3. Test for less than 2 ohms in the control circuit end to end.

• If 2 ohms or greater, repair the open/high resistance in the circuit.
• If less than 2 ohms, replace the K9 Body Control Module.
• If the test lamp is always ON

1. Ignition OFF, disconnect the X5 harness connector at the K9 Body Control Module, ignition ON.
2. Test for less than 1 V between the control circuit terminal and ground.

• If 1 V or greater, repair the short to voltage on the circuit.
• If less than 1 V, replace the K9 Body Control Module.
• If the test lamp turns ON and OFF

5. Test or replace the E5AB Tail/Stop Lamp - Right.

Repair Instructions

Perform the Diagnostic Repair Verification after completing the repair.

• Tail Lamp Replacement (Trax) , Tail Lamp Replacement (Encore)
• Stop and Tail Lamp Bulb Replacement (Trax) , Stop and Tail Lamp Bulb Replacement (Encore)
• Control Module References for BCM replacement, programming, and setup

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