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 MANUALSCHEVROLET1987S10/T10 P/U 2WD L4-151 2.5LREPAIR AND DIAGNOSISTRANSMISSION AND DRIVETRAINDIFFERENTIAL ASSEMBLYDIFFERENTIAL CARRIERSERVICE AND REPAIRDANA/SPICERCLEANING & INSPECTION
1987 Chevrolet S10/T10 P/U 2WD L4-151 2.5L
Cleaning & Inspection
1987 Chevrolet S10/T10 P/U 2WD L4-151 2.5LSECTION Cleaning & Inspection
1. Clean components in suitable solvent and blow dry with compressed air, noting the following:
a. Do not use brush when cleaning bearings.
b. Do not ``spin dry'' bearings as bearings will be damaged.
c. Lightly lubricate components after cleaning to retard corrosion.
d. Keep all components in order to ensure proper assembly.
2. Inspect gears for cracks, chipped or broken teeth, wear and scoring. Replace gears that are damaged or excessively worn.
3. Inspect differential case for cracks, damage, distortion, worn side gear bores and scored bearing surfaces, and replace as needed.
4. Inspect housing for scored bearing mount surfaces, cracks and distortion, and replace as needed. Ensure that housing is clean and free from foreign material.
5. Inspect bearing rollers and races for pitting, scoring, overheating and damage.
6. Mate each bearing with race and check operation.
7. Replace any bearing assembly that is damaged, excessively worn, or that fails to operate smoothly.
8. Mount differential case along with side bearings and ring gear in housing, adjust side bearings to zero preload and check ring gear runout with dial indicator bearing against machined edge of gear.
RENDER: 1.0x
NO RELATED
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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.