Mar 28, 2024  
2019 - 2020 Catalog 
    
2019 - 2020 Catalog [ARCHIVED CATALOG]

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AGM 212W - Suspension System Service

Credits: 7
Instructional Contact Hours: 9


Introduces the operation, maintenance, and service of GM steering and suspension systems. Credit may be earned in AGM 212 or SKGM 212 or ACD 212 or AGM 133 but not in more than one.

Prerequisite(s): Program Coordinator Permission
Corequisite(s): AGM 110 , AGM 112W , AGM 134  
Lecture Hours: 56 Lab Hours: 84
Meets MTA Requirement: None
Pass/NoCredit: No

Outcomes and Objectives 1.    Diagnose general suspension and steering systems.  Complete 95% of Priority1, 80% of Priority 2, and 50% of Priority 3 NATEF tasks as listed below.

    A.        Identify and interpret suspension and steering concern; determine necessary action.  P-1

    B.        Research applicable vehicle and service information, such as suspension and steering system operation, vehicle service history, service precautions, and technical service

               bulletins.  P-1

    C.        Locate and interpret vehicle and major component identification numbers (VIN, vehicle certification labels, calibration decals).  P-1

2.    Diagnose and repair steering systems.  Complete 95% of Priority 1, 80% of Priority 2, and 50% of Priority 3 NATEF tasks as listed below.

    A.        Diagnose steering column noises, looseness, and binding concerns (including tilt mechanisms); determine necessary action.  P-2

    B.        Diagnose power steering gear (non-rack and pinion) binding, uneven turning effort, looseness, hard steering, and fluid leakage concerns; determine necessary action.  P-3

    C.        Diagnose power steering gear (rack and pinion) binding, uneven turning effort, looseness, hard steering, and fluid leakage concerns; determine necessary action.  P-3

    D.        Inspect steering shaft universal-joint(s), flexible coupling(s), collapsible column, lock cylinder mechanism, and steering wheel; perform necessary action.  P-2

    E.        Adjust manual or power non-rack and pinion worm bearing preload and sector lash.  P-3

    F.        Remove and replace manual or power rack and pinion steering gear; inspect mounting bushings and brackets.  P-1

    G.        Inspect power steering fluid levels and condition.  P-1

    H.        Diagnose power steering fluid leakage; determine necessary action.  P-2

    I.         Remove, inspect, replace, and adjust power steering pump belt.

    J.         Remove and reinstall power steering pump.

    K.        Remove and reinstall power steering pump pulley; check pulley and belt alignment.  P-3

    L.         Inspect and replace power steering hoses and fittings.  P-2

    M.        Inspect and replace pitman arm, relay (centerlink/intermediate) rod, idler arm and mountings, and steering linkaage damper.  P-2

    N.        Inspect, replace, and adjust tie rod ends (sockets), tie rod sleeves, and clamps.  P-1

    O.        Test and diagnose components of electronically controlled steering systems using a scan tool; determine necessary action.  P-3

3.    Diagnose and repair front suspension systems.  Complete 95% of Priority 1, 80% of Priority 2, and 50% of Priority 3 NATEF tasks as listed below.

    A.        Diagnose short and long arm suspension system noises, body sway, and uneven riding height concerns; determine necessary action.  P-1

    B.        Diagnose strut suspension system noises, body sway, and uneven riding height concerns; determine necessary action.  P-1

    C.        Remove, inspect, and install upper and lower control arms, bushings, shafts, and rebound bumpers.  P-3

    D.        Remove, inspect, and install short and long arm suspension system coil springs and spring insulators.  P-2

    E.        Remove, inspect, install, and adjust suspension system torsion bars; inspect mounts.  P-3

    F.        Remove, inspect, and install stabilizer bar bushings, brackets, and links.  P-2

    G.        Remove, inspect, and install strut cartridge or assembly, strut coil spring, insulators

               (silencers), and upper strut bearing mount.  P-1

    H.        Lubricate suspension and steering systems.  P-2

4.    Diagnose and repair rear suspension systems.  Complete 95% of Priority 1, 80% of Priority 2, and 50% of Priority 3 NATEF tasks as listed below.

    A.        Remove, inspect, and install coil springs and spring insulators.  P-2

    B.        Remove, inspect, and install leaf springs, leaf spring insulators (silencers), shackles, brackets, bushings, and mounts.  P-3

    C.        Remove, inspect, and install strut cartridge or assembly, strut coil spring, and insulators (silencers).  P-2

5.    Diagnose and repair miscellaneous service.  Complete 95% of Priority 1, 80% of Priority 2, and 50% of Priority 3 NATEF tasks as listed below.

    A.        Inspect, remove, and replace shock absorbers.  P-1

    B.        Remove, inspect, and service or replace front and rear wheel bearings.  P-1

6.    Diagnose, adjust, and repair wheel alignment.  Complete 95% of Priority 1, 80% of Priority 2, and 50% of Priority 3 NATEF tasks as listed below.

    A.        Differentiate between steering and suspension concerns using principles of steering  geometry (caster, camber, toe, etc).  P-1

    B.        Diagnose vehicle wander, drift, pull, hard steering, bump steer, memory steer, torque steer, and steering return concerns; determine necessary action.  P-1

    C.        Perform prealignment inspection; perform necessary action.  P-1

    D.        Measure vehicle riding height; determine necessary action  P-1

    E.        Check and adjust front and rear wheel camber; perform necessary action.  P-1

    F.        Check and adjust caster; perform necessary action.  P-1

    G.        Check and adjust front wheel toe; adjust as needed.  P-1

    H.        Center steering wheel.  P-1

    I.         Check toe-out-on-turns (turning radius); determine necessary action.  P-2

    J.         Check SAI (steering axis inclination) and included angle; determine necessary action.  P-2

    K.        Check and adjust rear wheel toe.  P-2

    L.         Check rear wheel thrust angle; determine necessary action.  P-2

    M.        Check for front wheel setback; determine necessary action.  P-2

    N.        Check front cradle (subframe) alignment; determine necessary action.  P-3

7.    Diagnose and repair wheel and tire.  Complete 95% of Priority 1, 80% of Priority 2, and 50% of Priority 3 NATEF tasks as listed below.

    A.        Diagnose tire wear patterns; determine necessary action.  P-1

    B.        Inspect tires; check and adjust air pressure.  P-1

    C.        Diagnose wheel/tire vibration, shimmy, and noise; determine necessary action.  P-2

    D.        Rotate tires according to manufacturer's recommendations.  P-1

    E.        Measure wheel, tire, axle, and hub runout; determine necessary action.  P-2

    F.        Diagnose tire pull (lead) problem; determine necessary action.  P-2

    G.        Balance wheel and tire assembly (static and dynamic).  P-1

    H.        Dismount, inspect, repair, and remount tire on wheel.  P-2

    I.         Reinstall wheel; torque lug nuts.  P-1

    J.         Inspect and repair tire.  P-2



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