2014 - 2017 Corvette: Service Bulletin: Clicking Noise from Front and/or Rear Wheels - (Aug 23, 2016)

#PI1498B: Clicking Noise from Front and/or Rear Wheels - (Aug 23, 2016)

Subject:	Clicking Noise from Front and/or Rear Wheels
Models:	2014-2017 Chevrolet Corvette
Models:	2016-2017 Chevrolet Camaro
Attention:	This PI also applies to any of the above models that may be Export from North America vehicles.

This PI has been revised to add the Camaro model and the 2017 Model Year. Please discard PI1498A.

Condition/Concern

Some customers may comment on a clicking noise emanating from either the front or rear wheels location. This condition may be more predominate at low speeds (10-20 mph or 16-32 km/h) during full wheel lock turns on dry clean pavement. The clicking noise is generally noted as approximately 1 to 4 clicks per wheel revolution.

This may be caused by interaction between the wheel mounting face and the wheel mounting surface on the brake rotor.

Recommendation/Instructions

Important: Do NOT replace the wheels or brake rotors for this condition.

If you encounter a vehicle with the above concern, follow the procedure below.

Remove all four of the wheels. Refer to Tire and Wheel Removal and Installation in SI.
Clean all four of the wheels mounting surface as follows.

Using a clean cloth dampened with approved brake cleaner (ex. Part number 19287401 (U.S.), 88901247 (Canada)), wipe the mounting surface of the wheel(s) removing any residual grey or black material that has accumulated on the wheel mounting surface.

Note: All cleaning must be done by hand. Do NOT use pneumatic or power tools.

Clean the wheel mounting surface of the brake rotors, or sometimes referred to as the brake rotor top hats, as follows.

Using a clean cloth dampened with approved brake cleaner (ex. Part number 19287401 (U.S.), 88901247 (Canada)) wipe the wheels mounting surface of the rotor (brake rotor top hat) removing any residual grey or black material that has accumulated on the rotors.

Note: During the cleaning process, be sure to clean the rotor near the wheel pilot at the center of the rotor.

Note: All cleaning must be done by hand. Do NOT use pneumatic or power tools.

Reinstall all four of the wheels using the original wheel nuts and torque specifications. Refer to Tire and Wheel Removal and Installation in SI.

Corvette 140 Y (103 lb ft)
Camaro 190 Y (140 lb ft)

Important: Be sure wheels and rotors are thoroughly dry prior to installation.

Article ID: 1301
Created: August 25, 2016
Last Updated: August 25, 2016
Author: Rob Loszewski

Online URL: https://www.corvetteactioncenter.com/tech/knowledgebase/article.php?id=1301