Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSCHEVROLET1998ASTRO VAN 2WD V6-4.3L VIN WREPAIR AND DIAGNOSISMAINTENANCEALIGNMENTSERVICE AND REPAIRPRELIMINARY INSPECTION
1998 Chevrolet Astro Van 2WD V6-4.3L VIN W
Preliminary Inspection
1998 Chevrolet Astro Van 2WD V6-4.3L VIN WSECTION Preliminary Inspection
1. Before making any adjustments affecting the caster, the camber, or the toe-in, inspect the following front end components:
^ The tires for proper inflation pressure. Refer to TIRE INFLATION PRESSURE SPECIFICATIONS in MAINTENANCE AND LUBRICATION.
^ The front wheel bearings for proper adjustment. Refer to WHEEL BEARING ADJUSTMENT in FRONT SUSPENSION.
^ The wheels and the tires for runout. Refer to TIRE AND WHEEL RUNOUT MEASUREMENT in VIBRATION DIAGNOSIS AND CORRECTION.
^ The vehicle trim heights. Refer to TRIM HEIGHT in SUSPENSION GENERAL DIAGNOSIS. Make necessary corrections before adjusting the caster, the camber, or the toe-in.
^ The steering gear for looseness at the frame.
^ The shock absorbers for leaks or noticeable noise.
^ The alignment equipment Follow the manufacturer's instructions.
^ The vehicle level. The vehicle must be on a level surface fore. aft, and transversely.
2. Inspect the following parts for looseness, and replace if necessary, before adjusting the caster, the camber, or the toe-in:
^ The ball joints
^ The tie rod ends
^ The relay rods
^ The control arms
^ The stabilizer bar attachments
^ The tires for proper inflation pressure. Refer to TIRE INFLATION PRESSURE SPECIFICATIONS in MAINTENANCE AND LUBRICATION.
^ The front wheel bearings for proper adjustment. Refer to WHEEL BEARING ADJUSTMENT in FRONT SUSPENSION.
^ The wheels and the tires for runout. Refer to TIRE AND WHEEL RUNOUT MEASUREMENT in VIBRATION DIAGNOSIS AND CORRECTION.
^ The vehicle trim heights. Refer to TRIM HEIGHT in SUSPENSION GENERAL DIAGNOSIS. Make necessary corrections before adjusting the caster, the camber, or the toe-in.
^ The steering gear for looseness at the frame.
^ The shock absorbers for leaks or noticeable noise.
^ The alignment equipment Follow the manufacturer's instructions.
^ The vehicle level. The vehicle must be on a level surface fore. aft, and transversely.
2. Inspect the following parts for looseness, and replace if necessary, before adjusting the caster, the camber, or the toe-in:
^ The ball joints
^ The tie rod ends
^ The relay rods
^ The control arms
^ The stabilizer bar attachments
RENDER: 1.0x
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.