which is the same thing that happens if you just disconnect the battery cable for about 20 minutes... so no biggie there...
and no, you can't swap modules... they'll know you did.... because things like your odometer mileage won't match that value which is also stored in other modules...
A variety of symptoms may appear in a Global A vehicle containing one or more control modules swapped from a like vehicle. Depending upon which
control modules have been swapped, possible symptoms include:
· The VIN read by GDS and SPS does not match the vehicle.
· Current DTC B3902 - Incorrect IMMO ID Rec. set in IPC, SDM, ECM, HVAC, Steering Column Lock Control Module (if equipped) or BCM. There are no
warning lamps or DIC messages and this DTC cannot be cleared.
· IPC module displays (- - -) for odometer and trip odometer values.
· Vehicle will enter power mode only if the key fobs that match the donor vehicle BCM are included in the swap.
· BCM and/or ECM has current DTC B389A - Environment Identification. There is a Service Theft System message on the DIC, the Security MIL is
illuminated and this DTC cannot be cleared.
· ECM odometer value is incorrect for vehicle.
· Radio displays Locked