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 MANUALSPONTIAC1987J2000/SUNBIRD L4-121 2.0LREPAIR AND DIAGNOSISSPECIFICATIONSCAPACITY SPECIFICATIONSCOOLING SYSTEM
1987 Pontiac J2000/Sunbird L4-121 2.0L
Cooling System
1987 Pontiac J2000/Sunbird L4-121 2.0LSECTION Cooling System
MAKE, YEAR & MODEL LITERS QUARTS
PONTIAC VENTURA, PHOENIX,
(J)2000, SUNBIRD (FWD)
1992-91 Sunbird: 4-cyl 11.0 11.5
V6 13.5 14.0
1990-83 (J)2000, Sunbird 7.5 8.0
1984-83 Phoenix 4-cyl 9.0 9.5
V6 11.0 11.5
PONTIAC VENTURA, PHOENIX,
(J)2000, SUNBIRD (FWD)
1992-91 Sunbird: 4-cyl 11.0 11.5
V6 13.5 14.0
1990-83 (J)2000, Sunbird 7.5 8.0
1984-83 Phoenix 4-cyl 9.0 9.5
V6 11.0 11.5
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.