GM Service Manual Online
For 1990-2009 cars only

Instrument Panel Integration Module (IPM)

Non-HVAC Data--Trunk Release Switch: The scan tool displays the trunk release switch state.

Non-HVAC Data--Fuel Door Release Sw.: The scan tool displays the fuel door release switch state.

Rear Integration Module (RIM)

Data Display--Outputs--Trunk Release Output: The scan tool displays the module output command state.

Data Display--Outputs--Fuel Door Release Relay: The scan tool displays the relay state.

Data Display--Outputs--Trunk Ajar Switch: The scan tool displays the state of the trunk ajar switch.