[gqgambler]

For some brands if may be a frequency issue in the car. even though we have newer cars, some are still using old and outdated tech since its licenses independently. solution is often available from garage door company. For chamberlain you can get a frequency repeater (complain to the right person and they may send for free). Basically a repeater box you plug into an outlet near the opener and program a one button remote to the opener. You then use the one button remote to program the car; it translates the old tech signal from your car to the new tech signal of the opener.