Important: Do NOT add any engine coolant supplement sealant pellets to the cooling
system.
- Park the vehicle on a level surface.
- Remove and clean (flush) the coolant recovery reservoir. Refer
to
Coolant Recovery Reservoir Replacement
.
- Flush the engine cooling system. Follow the flushing equipment
manufacturer's instructions.
- Install the coolant recovery reservoir. Refer to
Coolant Recovery Reservoir Replacement
.
- Add the appropriate amount of GM Goodwrench DEX-COOL® or HAVOLINE®
DEX-COOL® to the cooling system (50 percent of the cooling system
capacity).
- Fill the coolant recovery reservoir with a 1:1 DEX-COOL®/clean,
drinkable water ratio.
- Install the radiator cap (if removed). Ensure that the radiator
cap arrow points toward the radiator overflow tube.
Caution: Do not remove the radiator cap while the cooling system is hot. Serious
personal injury may result. Only remove the radiator cap from a cool engine.
Important: If coolant temperature indicator comes on. Turn the engine OFF immediately
and allow the engine to cool. Do NOT remove the radiator cap.
- Start the engine and allow the engine cooling fan to cycle on and off
three times.
If the low coolant indicator does not turn off and the coolant level
is above the Full Cold mark on the coolant recovery reservoir, refer to
Engine Coolant Temperature Indicator Always On
.
- Turn the ignition off.
- Allow the engine to cool.
- Ensure that the engine coolant concentration (freeze point) is
sufficient.