Step | Action | Yes | No |
---|---|---|---|
Schematic Reference: Body Rear End Schematics Connector End View Reference: Body Rear End Connector End Views , Body Control System Connector End Views and Electrical Center Identification Views | |||
1 | Did you perform the Body Rear End Diagnostic System Check? | Go to Step 2 | |
2 | Verify that the rear window release is inoperative. Does the rear window release operate normally? | Go to Testing for Intermittent Conditions and Poor Connections in Wiring Systems | Go to Step 3 |
3 |
Does the lift glass open? | Go to Step 5 | Go to Step 4 |
4 |
Does the test lamp illuminate? | Go to Step 10 | Go to Step 11 |
5 | Is the lift glass inoperative from the lift window release switch? | Go to Step 6 | Go to Step 8 |
6 |
Does the test lamp illuminate? | Go to Step 7 | Go to Step 12 |
7 | Connect a test lamp between the lift window release switch signal circuit of the lift window release switch harness connector and the ground circuit of the lift window release switch harness connector. Does the test lamp illuminate? | Go to Step 14 | Go to Step 18 |
8 |
Does the test lamp illuminate? | Go to Step 9 | Go to Step 13 |
9 | Connect a test lamp between the liftgate release switch signal circuit of the endgate lock cylinder switch harness connector and the ground circuit of the endgate lock cylinder switch harness connector. Does the test lamp illuminate? | Go to Step 15 | Go to Step 19 |
10 | Test the lift window lock actuator ground circuit for an open. Refer to Testing for Intermittent Conditions and Poor Connections and Wiring Repairs in Wiring Systems. Did you find and correct the condition? | Go to Step 24 | Go to Step 16 |
11 | Test the lift glass release control circuit for a short to ground or an open. Refer to Testing for Intermittent Conditions and Poor Connections and Wiring Repairs in Wiring Systems. Did you find and correct the condition? | Go to Step 24 | Go to Step 17 |
12 | Test the lift window release switch signal circuit for an open. Refer to Circuit Testing and Wiring Repairs in Wiring Systems. Did you find and correct the condition? | Go to Step 24 | Go to Step 17 |
13 | Test the liftgate release switch signal circuit for an open. Refer to Circuit Testing and Wiring Repairs in Wiring Systems. Did you find and correct the condition? | Go to Step 24 | Go to Step 17 |
14 | Inspect for poor connections at the harness connector of the lift window release switch. Refer to Testing for Intermittent Conditions and Poor Connections and Wiring Repairs in Wiring Systems. Did you find and correct the condition? | Go to Step 24 | Go to Step 20 |
15 | Inspect for poor connections at the harness connector of the endgate lock cyinder switch. Refer to Testing for Intermittent Conditions and Poor Connections and Connector Repairs . Did you find and correct the condition? | Go to Step 24 | Go to Step 21 |
16 | Inspect for poor connections at the harness connector of the appropriate lift window lock actuator. Refer to Testing for Intermittent Conditions and Poor Connections and Wiring Repairs in Wiring Systems. Did you find and correct the condition? | Go to Step 24 | Go to Step 22 |
17 | Inspect for poor connections at the harness connector of the body control module. Refer to Testing for Intermittent Conditions and Poor Connections and Wiring Repairs in Wiring Systems. Did you find and correct the condition? | Go to Step 24 | Go to Step 23 |
18 | Repair the open in the lift window release switch ground circuit. Refer to Testing for Intermittent Conditions and Poor Connections and Wiring Repairs in Wiring Systems. Did you find and correct the condition? | Go to Step 24 | -- |
19 | Repair the open in the endgate lock cylinder switch ground circuit. Refer to Testing for Intermittent Conditions and Poor Connections and Wiring Repairs in Wiring Systems. Did you find and correct the condition? | Go to Step 24 | -- |
20 | Replace the lift window release switch. Did you complete the replacement? | Go to Step 24 | -- |
21 | Replace the endgate lock cyinder switch. Refer to Endgate Lock Cylinder Replacement . Did you complete the replacement? | Go to Step 24 | -- |
22 | Replace the lift window lock actuator. Did you complete the replacement? | Go to Step 24 | -- |
23 |
Important: When replacing the BCM refer to Body Control Module (BCM) Programming/RPO Configuration in Body Control Systems. Replace the BCM. Refer to Body Control Module Replacement in Body Control Systems. Did you complete the replacement? | Go to Step 24 | -- |
24 | Operate the system in order to verify the repair. Did you correct the condition? | System OK | Go to Step 2 |