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Power Seat Inoperative (w/o Memory)

WARNING: This page is about a different car, the 2004 Pontiac Aztek and 2004 Buick Rendezvous. However, it is still accessible from the selected car via links, so may be relevant.
Power Seat Inoperative (w/o Memory)

Step Action Yes No
Schematic Reference: Driver Seat Schematics , Passenger Seat Schematics 
Connector End View Reference: Power Seat Systems Connector End Views 
DEFINITION: One or more of the driver or passenger power seat functions are inoperative.
1 Did you review the Power Seat System Description and Operation and perform the necessary inspections? Go to Step 2  Go to Symptoms - Seats 
2 Attempt to operate all of the seat adjuster motors through their full range of adjustment.
Do all of the power seat adjuster motors operate properly?
Go to Testing for Intermittent Conditions and Poor Connections in Wiring Systems Go to Step 3 
3 Are all of the power seat functions inoperative? Go to Step 4  Go to Step 6 
4 Test the battery positive voltage supply circuit to the seat adjuster switch for an open or short to ground. Refer to Circuit Testing and to Wiring Repairs in Wiring Systems.
Did you find and correct the condition?
Go to Step 12  Go to Step 5 
5 Test the seat adjuster switch ground circuit for an open or high resistance. Refer to Circuit Testing and to Wiring Repairs in Wiring Systems.
Did you find and correct the condition?
Go to Step 12  Go to Step 6 
6
  1. Disconnect the inoperative adjuster motor connector.
  2. Connect a test lamp across the inoperative adjuster motor control circuit terminals.
  3. Press the inoperative seat adjuster switch in both directions.
Does the test lamp illuminate when the switch is pressed in both directions?
Go to Step 8  Go to Step 7 
7
  1. Disconnect the power seat switch connector.
  2. Test the inoperative adjuster motor control circuits for an open or short to ground. Refer to Circuit Testing and to Wiring Repairs in Wiring Systems.
Did you find and correct the condition?
Go to Step 12  Go to Step 10 
8 Inspect for poor connections at the seat adjuster motor assembly. Refer to Testing for Intermittent Conditions and Poor Connections and to Connector Repairs in Wiring Systems.
Did you find and correct the condition?
Go to Step 12  Go to Step 9 
9 Replace the seat adjuster motor assembly. Refer to Seat Adjuster Replacement - Front .
Did you complete the replacement?
Go to Step 12  -
10 Inspect for poor connections at the seat adjuster switch. Refer to Testing for Intermittent Conditions and Poor Connections and to Connector Repairs in Wiring Systems.
Did you find and correct the condition?
Go to Step 12  Go to Step 11 
11 Replace the power seat switch. Refer to Seat Switch Replacement - Power .
Is the repair complete?
Go to Step 12  -
12 Operate the system in order to verify the repair.
Did you correct the condition?
System OK Go to Step 2