Whine/Growl Noise That Changes with Vehicle Speed. Cadillac Concours 1996

For 1990-2009 cars

Checks | Action
--- | ---
DEFINITION: A whine or growl that increases and fades with vehicle speed and is most noticeable under light acceleration

Drive Link Assembly System

Verify noise from sprockets and/or drive link assembly chain by placing your left foot on the brake and moving the gear selector from Park to Reverse. If the noise stops, check items below:

• | drive link assembly for stretch, refer to Drive Sprocket, Driven Sprocket, and Drive Link and Assemble

• | drive and driven sprockets for nicks, broken teeth or scoring, refer to Drive Sprocket, Driven Sprocket, and Drive Link and Assemble

• | driven sprocket support and bearings for nicks or rough surfaces, refer to Driven Sprocket Support Assemble

• | drive sprocket support for nicks or rough surfaces, refer to Drive Sprocket Support and Seal Replacement