Checking Coolant
The vehicle must be on a level surface when checking the coolant level.
Check to see if coolant is visible in the coolant surge tank. If the coolant inside the coolant surge tank is boiling, do not do anything else until it cools down.
If coolant is visible but the coolant level is not at or above the mark pointed to, add a 50/50 mixture of deionized water or clean drinkable water and DEX-COOL coolant.
Be sure the cooling system is cool before this is done.
If no coolant is visible in the coolant surge tank, add coolant as follows:
See also:
Current and Past Models
Technical Service Bulletins and
Manuals are available for current
and past model GM vehicles.
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