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 MANUALSCHEVROLET1986S10/T10 P/U 4WD L4-151 2.5LREPAIR AND DIAGNOSISMAINTENANCESPECIFICATIONSTRANSMISSION/TRANSAXLE, MANUAL
1986 Chevrolet S10/T10 P/U 4WD L4-151 2.5L
Transmission/Transaxle, Manual
1986 Chevrolet S10/T10 P/U 4WD L4-151 2.5LSECTION Transmission/Transaxle, Manual
Astro, Safari:
4-speed 1986 80W.80W-90* GL-5
All others AF
S-Series All AF
*Vehicles normally operated in Canada, 80W only
CAPACITY, Initial Fill:
Astro, Safari:
4-speed 1986 1.2 Liters 2.6 Pints
4-speed 1987 2.3 Liters 4.9 Pints
5-speed 2.0 Liters 4.4 Pints
S-Series:
4-speed w/sectional
case 2.3 Liters 4.9 Pints
4-speed w/top load 2.0 Liters 4.2 Pints
5-speed w/2.5L or 2.8L
engines 2.0 Liters 4.4 Pints
5-speed w/4.3L engine 1.9 Liters 3.7 Pints
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.