Power Seat Does Not Tilt Rearward

2006 Chevrolet SSR AutomaticSECTION Power Seat Does Not Tilt Rearward
Power Seat Does Not Tilt Rearward

Step Action Yes No
Schematic Reference: Driver Seat Schematics 
Connector End View Reference: Power Seat Systems Connector End Views 
1 Did you perform the Diagnostic System Check - Vehicle? Go to Step 2  Go to Diagnostic System Check - Vehicle in Vehicle DTC Information
2 Operate the rear vertical adjuster switch in the upward and downward directions.
Does the rear vertical adjuster motor operate normally?
Go to Testing for Intermittent Conditions and Poor Connections in Wiring Systems Go to Step 3 
3
  1. Install a scan tool.
  2. Observe the Rear Vertical Position Switch parameter in the driver seat module (DSM) Inputs/Outputs data list.
  3. Operate the rear vertical adjuster switch in the upward direction.
Does the scan tool display the correct switch status parameter in relation to the actual switch position?
Go to Step 4  Go to Step 5 
4 Operate the rear vertical adjuster switch in the downward direction.
Does the scan tool display the correct switch status parameter in relation to the actual switch position?
Go to Step 7  Go to Step 6 
5
  1. Disconnect the seat adjuster switch connector.
  2. Connect a 3-amp fused jumper wire between the battery voltage supply circuit terminal and rear vertical upward switch signal circuit terminal in the harness connector.
  3. Observe the Rear Vertical Position Switch parameter in the DSM Inputs/Outputs data list.
Does the scan tool display the Rear Vertical Position Switch parameter as upward?
Go to Step 12  Go to Step 8 
6
  1. Disconnect the seat adjuster switch connector.
  2. Connect a 3-amp fused jumper wire between the battery voltage supply circuit terminal and rear vertical downward switch signal circuit terminal in the harness connector.
  3. Observe the Rear Vertical Position Switch parameter in the DSM Inputs/Outputs data list.
Does the scan tool display the Rear Vertical Position Switch parameter as downward?
Go to Step 12  Go to Step 9 
7
  1. Disconnect the rear vertical adjuster motor control circuit connector.
  2. Connect a test lamp between the control circuit terminals in the harness connector.
  3. Operate the rear vertical adjuster switch in both directions.
Does the test lamp illuminate in the upward and downward switch positions only?
Go to Step 11  Go to Step 10 
8 Test the rear vertical upward switch signal circuit for an open or short to ground. Refer to Circuit Testing and Wiring Repairs in Wiring Systems.
Did you find and correct the condition?
Go to Step 17  Go to Step 13 
9 Test the rear vertical downward switch signal circuit for an open or short to ground. Refer to Circuit Testing and Wiring Repairs in Wiring Systems.
Did you find and correct the condition?
Go to Step 17  Go to Step 13 
10 Test the rear vertical adjuster motor control circuits for an open or short to ground. Refer to Circuit Testing and Wiring Repairs in Wiring Systems.
Did you find and correct the condition?
Go to Step 17  Go to Step 13 
11 Inspect the poor connections at the rear vertical adjuster motor. Refer to Testing for Intermittent Conditions and Poor Connections andConnector Repairs in Wiring Systems.
Did you find and correct the condition?
Go to Step 17  Go to Step 14 
12 Inspect for poor connections at the seat adjuster switch. Refer to Testing for Intermittent Conditions and Poor Connections andConnector Repairs in Wiring Systems.
Did you find and correct the condition?
Go to Step 17  Go to Step 15 
13 Inspect for poor connections at DSM. Refer to Testing for Intermittent Conditions and Poor Connections and Connector Repairs in Wiring Systems.
Did you find and correct the condition?
Go to Step 17  Go to Step 16 
14 Replace the rear vertical adjuster motor. Refer to Seat Adjuster Mechanism Replacement - Power .
Is the repair complete?
Go to Step 17  -
15 Replace the seat adjuster switch. Refer to Seat Switch Replacement - Power .
Is the repair complete?
Go to Step 17  -
16 Replace the DSM. Refer to Control Module References in Computer/Integrating Systems for replacement, setup, and programming.
Is the repair complete?
Go to Step 17  -
17 Operate the system to verify the repair.
Did you correct the condition?
System OK Go to Step 2 
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
  • You are not confident in the next step or safety outcome.