GM Service Manual Online
For 1990-2009 cars only

Passenger Door Module (PDM) Setup

After PDM/Switch assembly replacement, the following procedures must be performed in the order that they appear for the Tire Pressure Monitor (TPM) system to function properly. The PDM also requires keyless entry transmitter programming after replacement. Refer to Transmitter Programming in Keyless Entry.

TPM System Enable

The service replacement PDM/Switch assembly comes with the TPM system disabled to allow the same part number PDM to be used in both TPM and non TPM equipped vehicles. Once the TPM option is enabled in the PDM, it can not be disabled. Before proceeding with the steps below ensure the vehicle is TPM equipped (UJ6), refer to Service Parts ID Label in General Information.

  1. Install a scan tool.
  2. Turn ON the ignition, with the engine OFF.
  3. With the scan tool select Chassis.
  4. Select Tire Pressure Monitor.
  5. Select Special Functions.
  6. Select TPM Option Enable.
  7. Press the exit key to escape.

Tire Type/Pressure Selection

Since there are different tire types and pressure combinations for different vehicles, it is necessary to select the correct tire type and tire pressures for the vehicle being serviced.

  1. Install a scan tool.
  2. Turn ON the ignition, with the engine OFF.
  3. With the scan tool select Chassis.
  4. Select Tire Pressure Monitor.
  5. Select Special Functions.
  6. Select Tire Type/Pressure Selection.
  7. Select P-Metric Standard.
  8. Select the front tire pressure as noted on the vehicle drivers door placard sticker.
  9. Select the rear tire pressure as noted on the vehicle drivers door placard sticker.
  10. Verify the selections made are correct and press the enter key. The scan tool will flash Procedure in Progress, then display Procedure Complete.
  11. Press the exit key to escape.

Tire Pressure Sensor Learn

After PDM/Switch assembly replacement each of the tire pressure sensors unique identification codes must be learned into the PDMs memory. Refer to Tire Pressure Sensor Learn .