Technician A says a worn or damaged idler arm can cause front-end shimmy. Technician B says a worn or damaged idler arm can cause hard steering. Who is correct?

Technician A says to avoid using heat on any part of the steering linkage, Technician B says if parts must be heated in order to remove them, the parts must be replaced. Who is correct?

Rack-and-pinion steering systems are being discussed. Technician A says they require two outer tie-rod ends . Technician B says they do not require inner tie-rod ends. Who is correct?

Which of the following tire wear patterns will result from excessive negative camber?

What direction must the top of a tire and wheel assembly be moved to add more positive camber?

Torqueing lug nuts beyond specifications may distort the disc brake rotor.

Adjustable air shocks can be manually filled

Shock absorbers are always mounted vertically, not at an angle.

Springs absorb wheel jounce and rebound.

The faster a shock absorber moves, the more resistance it has to the movement.

Springs are rubber mounted to reduce road shock and noise.

Torsion bars operate on a twisting motion.

In a rack-and-pinion steering system, the rack is the steering input and drives the pinion in order to move the wheels.

The front-wheel suspension design greatly influences steering geometry.

Parallelogram steering arrangements typically use a rack-and-pinion mechanism.

Rack-and-pinion steering arrangements require two tie-rod linkages.

Incorrect caster angles cause tire wear problems.

Unequal caster angles cause the vehicle to steer toward the side with greater caster.

Front wheel toe changes as a car goes around a corner.

Heavy items in the truck or passenger compartment that are normally carried in the vehicle should not be removed during a four-wheel alignment.

All of the following angles are adjustable during wheel alignment except

The angle of the steering axis of a wheel from the vertical, as viewed from the side of the vehicle, is called

Technician A says urethane suspension bushings improve the vehicle's road holding ability and handling. Technician B says urethane suspension bushings help eliminate torque steer in FWD vehicles. Who is correct?

Technician A says a weak suspension spring can affect the wheel alignment. Technician B says a weak suspension spring can cause poor braking. Who is correct?

Technician A says leaf springs may be made of cast iron. Technician B says leaf springs may be made from a fiber composite material. Who is correct?

Coil spring designs and ratings are being discussed. Technician A says coil springs may have a liner rate. Technician B says coil springs may have a variable rate. Who is correct?

What is the primary purpose of power steering hoses?

Technician A says tire traction ratings are indicated with an A, B, or C. Technician B says tire temperature ratings are indicated with an A, B, or C. Who is correct?

The core of any suspension system is the

What controls the movement of a vehicle as it moves down a bumpy road?

The coil springs of the vehicle

Which of the following is an input to the computer to control electronic shock absorbers?

Which of the following belt materials are commonly used in radial tires?

Where does an over-inflated tire show its wear?

Which of the following is a major cause of tire failure?

A tire that wobbles from side to side is said to have

Technician A says front bearing assembly locknuts for RWD vehicles are typically heavily torqued to maintain the bearing adjustment. Technician B says the axle nut for a FWD front wheel bearing assembly is often staked in place. Who is correct?

Technician A says many modern vehicles are equipped with bias ply or belte-bias ply tires. Technician B says modern vehicles are equipped with radial ply tires. Who is correct?

Technician A says tire tread patterns may be directional or non-directional. Technician B says tire tread patterns may be symmetric or asymmetric. Who is correct?

Technician A says an incorrect tire and wheel size can affect bearing life. Technician B says changing tire and wheel sizes does not affect anti-lock brake systems. Who is correct?

Tire sidewall markings are being discussed. Technician A says maximum load, traction, and wear ratings are indicated. Technician B says maximum inflation pressure, tread plies, and sidewall plies are indicated. Who is correct?

Worn tie-rod ends can result in

In a rack-and-pinion steering system, what protects the rack from contamination?

Which of the following is NOT a probable cause of wheel shimmy?

The main job of the idler arm is to support the

What connects the gearbox to the steering linkage?

Technician A says adjusting the steering gear too tightly can cause hard steering. Technician B says adjusting the steering gear too tightly can cause poor returnability. Who is correct?

An incorrect turning radius angle is being discussed. Technician A says replacement shims can be used in many vehicles to correct the condition. Technician B says steering or suspension parts are damaged. Who is correct?

Technician A says if caster at both wheels is not equal, the vehicle will tend to drift toward the side with the most positive caster. Technician B says if camber is not the same on both wheels, the vehicle will pull toward the side with the most positive camber. Who is correct?

Four-wheel alignment concepts are being discussed. Technician A says the wheels are adjusted to be parallel to one another. Technician B says the wheels are adjusted to be perpendicular to a common centerline. Who is correct?

Most passenger car tires have built-in tread wear.

Some vehicles have left hand threaded wheel studs and nuts on the driver's side of the vehicle.

A P195/75R14 tire classification includes both metric and English-standard measurements.

When replacing tires, renew the valve stems only if they are leaking.

Approximately what percent of today's vehicles require front and rear wheel alignment?

Technician A says a vehicle may wander as a result of excessive negative caster. Technician B says positive caster will result from excessive toe-in. Who is correct?

Technician A uses a steering wheel clamp when setting the toe to make sure the steering wheel is centered after the alignment. Technician B says if the steering wheel is not centered after an alignment, it should be pulled off the column and correctly positioned. Who is correct?

Technician A says camber angles change as the suspension moves up and down. Technician B says camber angles change as the vehicle is loaded and the suspension sags under the weight. Who is correct?