Glossary “dual brake system” Definition:
Brake system that uses two hydraulic circuits; should one fail, the other remains operational.

Glossary “dual camshaft” Definition:
Engine that has two camshafts for opening and closing additional valves.

Glossary “dual action sander” Definition:
Sander that moves in two directions at the same time. It produces a much smoother surface finish.

Glossary “dual area diaphragm” Definition:
An automatic transmission shift control that receives its vacuum signal from the intake manifold and the EGR port.

Glossary “dual bed catalytic” Definition:
Term used for dual-bed catalytic converter.

Glossary “dual bed catalytic converter” Definition:
Catalytic converter that passes different gases through an upper or front chamber coated with platinum and rhodium and a lower or back chamber coated with platinum and palladium.

Glossary “dual bed converter” Definition:
Term used for dual-bed catalytic converter.