Power Door Lock Fuse Keeps Blowing

Iv since had the dash back apart and replaced the door lock relay.

Power door lock fuse keeps blowing.

Power door lock fuse keeps blowing. Once the switches corrode you will keep blowing fuses until you either remove the corrosion or replace the switch. To test disconnect all locks and switch then replace fuse if don t blow start with driver door and reconnect lock check fuse see if it blew if not reconnect switch active lock check fuse see if ok. Power door locks are prone to failures due to electrical interruptions corrosion broken wires or blown fuses.

Worked fine for a week until i hooked up my camper again. Which blew the fuse within 15 miles. Ive disconnected the brake controller the cig. 4 people found this helpful.

You have a short somewhere in the system. And the fuse blows as soon. Fuse to suburban cigarette lighter power locks keeps blowing. Replace fuse then press the lock button from inside vech what happens.

Find out why a lack of any movement in door locks is most likely a result of a blown. Ive recently had the dash apart to fix the defrost diverter. If you caught it early enough you may be able to clean it up with dielectric grease a must have for working on car electrical systems. Best answer mark helpful.

Usualy the door wiring is damaged but there may be more then two cigarette lightes depending on the model. Unplug cigarette lighter check circuit unplug each door individualy at first don t forget the back doors check circuit. I hooked up my camper and a few mile down the road i could smell electric burning. Power door locks that do not function are another common symptom for a problem with the door lock relay.

Maybe one of the lock actuators or a switch.