Water Leak from the Right Side of the Instrument Panel During Heavy Rain or When Going Through a Car Wash - keywords carpet case drain floor HVAC leak plenum wet

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

Some customers may comment of a water leak from the right side of the instrument panel when going through a car wash or during a heavy rain. The plenum drain plug was manufactured from an incorrect material that does not expand enough to allow water in the cowl to drain quickly enough.

Technicians are to cut two slits in the sides of the plenum drain plug. Refer to the attached illustration for the location of the plenum drain plug and for the dimensions of the cuts.

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.