Did you perform the Instrument Cluster System Check?

--

Go to Step 2

Go to Instrument Cluster System Check

Did you perform the BCM Diagnostic System Check?

--

Go to Step 3

Go to Diagnostic System Check - Body Control System in Body Control System

Did you perform the Lift Window Release System Check?

--

Go to Step 4

Go to Liftgate Window Release System Check in Body Rear End

1. Using the scan tool, select Instrument Panel Cluster.
2. Select Data Display.
3. Select OUTPUTS.

Does the REAR GATE/DOOR output indicate CLOSED with the endgate/liftgate open?

--

Go to Step 5

Go to Step 12

1. Using the scan tool, select Body Control Module.
2. Select Data Display.
3. Select Data List.
4. Select INPUT 1.

Does the REAR GATE/DOOR output indicate CLOSED with the endgate/liftgate open?

--

Go to Step 6

Go to Instrument Cluster System Check or Diagnostic System Check - Body Control System in Body Control System

1. Turn the ignition switch to the RUN position.
2. Ensure that the gate is open.
3. Connect a DMM to ground.
4. Backprobe the BCM connector C2 (BLU) terminal B10 (CKT 1303).

Is battery voltage present?

--

Go to Step 7

Go to Step 13

1. Connect a fused jumper lead to ground.
2. Backprobe the BCM connector C2 (BLU) terminal B10 (CKT 1303).

Is the GATE AJAR indicator on the IP illuminated?

--

Go to Step 8

Go to Step 13

1. Access the gate ajar switch.
2. Disconnect the gate ajar switch.
3. Turn the ignition switch to the RUN position.
4. Using the J 35616-A , jumper the gate ajar switch connector terminal B to terminal D.

Is the GATE AJAR indicator on the IP illuminated?

--

Go to Step 14

Go to Step 9

Using the J 35616-A , jumper the gate ajar switch connector terminal B to ground.

Is the GATE AJAR indicator on the IP illuminated?

--

Go to Step 10

Go to Step 11

Locate and repair the open or the high resistance in CKT 1350 between the gate ajar switch terminal D and G420 or G450. Refer to Wiring Repairs

Is the repair complete?

--

Go to Instrument Cluster System Check

--

Locate and repair the open or the high resistance in CKT 1303 between the gate ajar switch terminal B and BCM connector C2 terminal B10.

Is the repair complete?

--

Go to Instrument Cluster System Check

--

Replace the instrument cluster. Refer to Instrument Cluster Replacement

Is the repair complete?

--

Go to Instrument Cluster System Check

--

1. Replace the BCM. Refer to Body Control Module Replacement
2. Reconnect all of the disconnected components.
3. Program the BCM with the proper calibrations.
4. Perform the Passlock™ Learn Procedure using the scan tool.
5. Using the scan tool, clear all of the DTCs.

Is the repair complete?

--

Go to Instrument Cluster System Check

--

Replace the gate ajar switch.

Is the repair complete?

--

Go to Instrument Cluster System Check

--