Noise Diagnosis - Front of Vehicle. Opel Sintra 1999

For 1990-2009 cars

### Windshield Cowl Buzz

#### Symptom

There may be a buzzing noise from either end of the windshield cowl screen when the vehicle is traveling at 35 mph or greater.

#### Possible Cause

The windshield cowl screen is just loose enough at the end to move up causing buzz.

#### Diagnosis

Place a wedge of paper under the windshield cowl screen end and record any changes in the noise heard.

#### Corrective Action

Add a piece of adhesive backed foam, 1-2 mm. thick to the underside of the cowl panel at the end edge.