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Surge

1. Electrically An instantaneous change in voltage, current or power. 2. A condition where the engine speed increases and decreases slightly with no throttle action.

Surge Bleeding

A brake-bleeding technique designed to dislodge air from wheel cylinders by creating turbulence in the wheel cylinder.

Surge Tank

The reservoir of a cooling system where coolant condenses before being returned to the radiator.

SUSP

Suspension System Module.

Suspendability

The ability of a fluid to suspend heavier dirt particles rather than letting them fall to the bottom.

Suspension

The system that supports the weight of the vehicle and provides for a comfortable and safe ride for the driver and passengers.

Suspension Arm

An arm pivoted on the frame at one end and on the steering-knuckle support on the other end.

Suspension Height

The height of the vehicle at its four corners.

Suspension Specialists Association (SSA)

A trade association of heavy-duty service facilities and suppliers.

Suspension System

Components that support the total vehicle, including front and rear suspensions, springs, shock absorbers, torsion bars, axles, MacPherson strut system, and connecting linkages.

SUV

An abbreviation for sports utility vehicle.

SUVA

A trade name for duPont's new generation of ozone-friendly refrigerants. R-134a is a SUVA refrigerant recommended for automotive use.

SV

Solenoid valve.

SV-CBV

Solenoid Valve Carb. Bowl Vent.

SVB

Secondary vacuum break.

SVO

Special vehicle operations.

Swaged End

A tube or pipe having an inside diameter that has been stretched to accept the outer diameter of another tube or pipe that is the same size.

Swaging

To reduce or taper.

Swap

1. To replace one component with another. 2. To trade components or vehicles.

Swap Ends

To spin a vehicle a full 180 degrees.