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Home >> Chevrolet >> 1990 >> Step Van 7.4 N, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 7 (SUSPENSION - FRONT ( R Series 2WD)) >> Removal & Installation >> CROSSMEMBER & Suspension Unit >> Removal

CROSSMEMBER & Suspension Unit: Removal

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 1990 GMC Suburban, 1990 GMC Pickup, 1990 GMC Cab & Chassis, 1990 Chevrolet Suburban, and 1990 Chevrolet Pickup. However, it is still accessible from the selected car via links, so may be relevant.
  1. Disconnect negative battery cable. Raise and support vehicle. Remove front wheel and tire assemblies. Disconnect front brake hose clip from each upper control arm.
  2. Support front of vehicle with jack stands at frame side rails and lower hoist. Clean area around front brake hose fittings. Remove hoses from brake calipers and plug openings.
  3. Disconnect tie rod ends from steering knuckles. Disconnect front stabilizer bar (if equipped) and shock absorbers from lower control arms. Remove brake line clip bolts from front suspension crossmember. On "R" Series, clip is located under right side engine mount support bracket.
    CAUTION: Brake line clips must be disconnected from front suspension unit or severe damage to brake line will result when unit is lowered from vehicle.
  4. Remove engine mount support bracket-to-front suspension crossmember bolts. Remove crossmember-to-lower frame rail bolts. Raise hoist and support suspension crossmember. Support engine.
    NOTE: Support engine BEFORE lowering front suspension unit.
  5. Remove upper control arm bracket-to-frame side rail bolts. Suspension unit is now disconnected. Lower hoist and remove front suspension unit from vehicle.
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