Home Improvement Questions? Ask a Handyman for Answers
Cant you please send me the model of your unit.
Have you tried any of these. Because everything worked until you purchased your car correct?
There are several possible solutions: (1) Move closer to the door (you might be out of range); (2) Make sure that the antenna on the motor unit is hanging down; (3) If the door functions fine with the wall switch, replace the battery in the remote; (4) Reprogram the remote.