Tested and working relay for the 'headlights - on' reminder. Relay with mounting tab for 1970 Standard model Mercury Cougars (XR7 models use a different relay/bracket) and 1970 Ford Mustang with convenience option. Additionally fits 1970 full size and mid sized Ford and Mercury cars with headlights on reminder option. This relay controls a buzzer as a reminder to turn off the headlights or remove the key, when the door is opened.
Replaces Ford part number D0AB-10C838-A or D0AZ-10C838-A.