Horn Inoperative Weak Or Muffled - keywords horn inoperative JB operation performance

The following diagnosis might be helpful if the vehicle exhibits the symptom(s) described in this PI.

A technician may find the horn inoperative, weak or muffled. The horn may have water intrusion and may have been replaced with an updated unit previously.

TAC has found in certain instances that the horn may become inoperative, weak or muffled due to water intrusion. If any of these conditons are found, install the updated horn, in the alternate location indentified in the following procedure.

Note: The updated horn is smaller in size and will have a water deflector covering the opening.

1. If the horn has not been updated to the latest part, it will need to be changed to insure clearance in the new location.
2. Remove horn from inner fender area (including bracket).
3. Remove the front grill.
4. Using the existing bracket mount the horn to the underside of the top radiator core support on the drivers side as shown. (See Photo)



5. Lengthen the vehicle wiring as needed to reach the new location using suitable water tight connectors and/or splice sleeves from the Terminal Repair Kit. (Make sure the horn does not contact the condensor or grill and properly secure all wiring)

Please follow this diagnostic or repair process thoroughly and complete each step. If the condition exhibited is resolved without completing every step, the remaining steps do not need to be performed.