The issue
On certain vehicles, the tandem power brake booster diaphragm can become brittle, due to high temperatures associated with close proximity to the exhaust manifold, causing a vacuum leak failure and resulting in reduced booster effectiveness.
Transport Canada Vehicle Recalls Database · Contains information licensed under the Open Government Licence – Canada · official text, unchanged
Vehicles covered
| Make and model | Model years |
|---|---|
| Chrysler Imperial | 1974, 1975 |