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 V6-173 2.8LREPAIR AND DIAGNOSISTRANSMISSION AND DRIVETRAINAUTOMATIC TRANSMISSION/TRANSAXLESERVICE AND REPAIROVERHAUL700-R4 AUTOMATIC TRANSMISSIONSUBASSEMBLY SERVICECASE & INTERNAL COMPONENTSREACTION SUN GEAR & SHELL
1987 Chevrolet S10/T10 P/U 2WD V6-173 2.8L
Reaction Sun Gear & Shell
1987 Chevrolet S10/T10 P/U 2WD V6-173 2.8LSECTION Reaction Sun Gear & Shell
1. Inspect reaction sun gear for the following:
a. Nicked, scored or worn bushing.
b. Damaged spline or teeth.
c. Loose or weak retaining ring.
2. Inspect reaction sun shell for stripped or worn splines, broken hub or bent tangs.
3. Inspect Low/Reverse inner race to reaction sun gear shell thrust washer for wear or damage.
4. Inspect reaction shaft to reaction sun gear shell thrust washer for wear or damage.
5. Install reaction sun gear retainer ring onto the reaction sun gear, if previously removed.
6. Install reaction sun gear into reaction carrier while aligning teeth with pinion gears.
7. Install thrust washer onto the Low/ Reverse inner race.
8. Install reaction gear shell onto reaction sun gear.
9. Install bronze thrust washer onto the reaction sun shell.
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.