Midgate Latch Release Inoperative
WARNING: This page is about a different car, the 2007 Hummer H2. However, it is still accessible from the selected car via links, so may be relevant.
Midgate Latch Release Inoperative
| Step | Action | Yes | No |
|---|---|---|---|
| Schematic Reference: Release Systems Schematics Connector End View Reference: Vehicle Access Connector End Views |
|||
| 1 | Did you review the Midgate Description and Operation? | Go to Step 2 | Go to Diagnostic System Check - Vehicle |
| 2 | Verify that the midgate latch release is inoperative. Does the midgate latch release operate normally? |
Go to Testing for Intermittent Conditions and Poor Connections | Go to Step 3 |
| 3 |
|
Go to Step 4 | Go to Step 5 |
| 4 | Connect a test lamp from battery voltage to the ground circuits of the midgate latch electrical connectors. Does the test lamp illuminate? |
Go to Step 9 | Go to Step 12 |
| 5 | Test the latch control circuit for a short to ground or an open. Refer to Circuit Testing
and Wiring Repairs
. Did you find and correct the condition? |
Go to Step 16 | Go to Step 6 |
| 6 |
|
Go to Step 7 | Go to Step 8 |
| 7 | Connect a test lamp between battery voltage and the ground circuit of the midgate latch release switch electrical connector. Does the test lamp illuminate? |
Go to Step 10 | Go to Step 12 |
| 8 | Test the release switch signal circuit for a short to ground or an open. Refer to Circuit Testing
and Wiring Repairs
. Did you find and correct the condition? |
Go to Step 16 | Go to Step 11 |
| 9 | Inspect for poor connections at the harness connector of the appropriate midgate latch. Refer to Testing for Intermittent Conditions and Poor Connections
and Connector Repairs
. Did you find and correct the condition? |
Go to Step 16 | Go to Step 13 |
| 10 | Inspect for poor connections at the harness connector of the appropriate midgate latch release switch. Refer to Testing for Intermittent Conditions and Poor Connections
and Connector Repairs
. Did you find and correct the condition? |
Go to Step 16 | Go to Step 14 |
| 11 | Inspect for poor connections at the harness connector of the midgate control module. Refer to Testing for Intermittent Conditions and Poor Connections
and Connector Repairs
. Did you find and correct the condition? |
Go to Step 16 | Go to Step 15 |
| 12 | Repair the open in the appropriate ground circuit. Refer to Circuit Testing
and Wiring Repairs
. Did you find and correct the condition? |
Go to Step 16 | - |
| 13 | Replace the appropriate midgate latch. Refer to Midgate Latch Replacement . Did you complete the replacement? |
Go to Step 16 | - |
| 14 | Replace the midgate latch release switch. Refer to Switch Replacement - Midgate Latch . Did you complete the replacement? |
Go to Step 16 | - |
| 15 | Replace the midgate control module. Refer to Control Module References
for replacement, programming, and setup. Did you complete the replacement? |
Go to Step 16 | - |
| 16 | Operate the system in order to verify the repair. Did you correct the condition? |
System OK | Go to Step 2 |