Remote Keyless Entry
For the newer vans:
https://www.youtube.com/watch?v=_jxLsZghigs
For some older vans, use the following procedure:
Ground pin 4 to pin 8 of the data link connector (DLC).
The doors will lock and unlock within 2 seconds.
The liftgate window release(when available) will be activated within 2 seconds.
Simultaneously press and hold the LOCK and UNLOCK buttons on one of the transmitters until the locks cycle. This will take approximately 10 seconds. The receiver will respond as follows:
The doors will lock and unlock within 2 seconds.
The liftgate window release(when available) will be activated within 2 seconds.
Do not wait more then 60 seconds between transmitters or the receiver will exit the programming mode.
Repeat step 2 for each transmitter, four transmitter can be programed to this vehicle.
Remove the jumper wire from the DLC.
Verify that the RKE is functioning correctly
Lock and unlock the doors.
Activate the liftgate window(when available).