welches Kühlmittel c5??

[Thomas V]

Tommy:

50:50
Wasser und GMs Dex-Cool

aus dem Service Manual:

When filling the cooling system use a 50 to 60 percent concentration with DEX-COOL® coolant.

Fill the system through the surge tank opening.
Fill half the capacity of the system with 100 percent DEX-COOL® coolant.
Slowly add clean drinkable water to the system until the level reaches to the base of the neck.
Start the engine.
Idle engine for 1 minute.
Install surge tank cap.
Cycle the RPM, idle to 3000 in 30 second intervals until engine coolant reaches 99°C (210°F).
Shut off the engine.
Refer to step 3 above to remove the surge tank cap.
Start the engine.
Idle engine for 1 minute and fill surge tank to 1/2 inch above COLD FULL mark on the radiator surge tank.
Install the surge tank cap.
Cycle the RPM, idle to 3000 in 30 second intervals until engine coolant reaches 99°C (210°F).
Shut off the engine.
Top off coolant as necessary, 1/2 inch above FULL COLD mark on the radiator surge tank.
Rinse away any excess coolant from the engine and the compartment.
Inspect the concentration of the coolant.