Cavalier L4-2.2L VIN 4 (1998)
Coolant: Description and Operation
COOLANT DESCRIPTION
NOTICE: When adding coolant, it is important that you use GM Goodwrench DEX-COOL or HAVOLINEO DEX-COOL coolant. If Coolant other
than DEX-COOL (R) or HAVOLINE (R) DEX-COOL (R) is added to the system the engine coolant will require change sooner-at 50 000 km (30,000
mi) or 24 months.
A 50/50 mixture of ethylene glycol (DEX-COOL (R) ) and water will provide the follow protection:
NOTICE: Pure coolant can be added to raise the boiling point of the coolant, but too much will affect the freezing point. Do not use a solution
stronger than 70 percent, as the freeze level rises rapidly after this point. Pure coolant will freeze at-22°C (-8°F).
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Give freezing protection down to-37°C (-34°F).
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Give boiling protection up to 129°C (260°F)
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Help keep the proper engine temperature.
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Let the warning lights and gauges work correctly.