Won’t shift out of diff lock

DMAX / BT50 Diff lock engagement! We've had some questions over the years about activating the factory rear diff lock. " I press the button and nothing happens." This question stems way back to when we originally started doing these for the NP300. If the stars align, in this case the diff lock mechanism. When you press the diff lock button it may pop straight in and be locked. The reality of it is, that often isn't the case. The quickest and most reliable way to engage the rear diff lock is driv