2007 Honda Pilot EX Pinging, Rattling or Squealing During Light Acceleration

If you're viewing this service bulletin on ISIS and the computer has sound, click
on the image below to hear an example of how the noise may sound and see the
rpm levels it occurs at.
1. Drive the vehicle at low speeds (25 mph or less) under light throttle.
If you hear a ping, rattle, or squeal, go to step 3.
If you don't hear a ping, rattle, or squeal, go to step 2.
2. While driving the vehicle and applying the throttle, lightly press the brake pedal for a short time.
If you hear a ping, rattle, or squeal, go to step 3.
If you do not hear a ping, rattle, or squeal, this service bulletin does not apply. Ask the customer
more questions to determine the cause of the problem and how to repair it.
3. Do the appropriate repair procedure, based on the model:
For Accord Hybrid, Accord V6, and Odyssey, go to REPAIR PROCEDURE A: ACCORD
HYBRID, ACCORD V6, ODYSSEY.
For Pilot and Ridgeline, go to REPAIR PROCEDURE B: PILOT, RIDGELINE.
REPAIR PROCEDURE A: ACCORD HYBRID, ACCORD V6, ODYSSEY
1. Raise the vehicle on a lift, and make sure it is securely supported.
2. Remove exhaust pipe A:
Remove the three nuts between exhaust pipe A and each warm-up catalytic converter (six nuts
total).
Disconnect exhaust pipe A from its rubber hanger.
Remove the three nuts between exhaust pipe A and the TWC.

Source