Suzuki Grand Vitara XL-7 Service Manual page 265

6B-8 ENGINE COOLING
5) Fill the circuit slowly with water.
6) Loosen bleed screw (1) to bleed air and tighten it after con-
firmation of overflow.
7) Run engine until upper radiator hose is hot again.
8) Repeat steps 3) and 7) several times until drained liquid is
nearly colorless.
9) Drain cooling system and then close radiator drain plug tightly.
2. Thermostat cap
10) Disconnect hoses from degassing tank (1). Remove degas-
sing tank and pour out any fluid. Scrub and clean inside of de-
gassing tank with soap and water. Flush it well with clean water
and drain.
Reinstall degassing tank and hose.
11) Add 50/50 mixture of good quality ethylene glycol antifreeze
and water to degassing tank.
Fill to "FULL" level mark (2). Loosen bleed screw to bleed air
and tighten it after confirmation of overflow.
12) Run engine, with degassing tank cap removed, until radiator
upper hose is hot.
13) With engine idling, add coolant to degassing tank until level
reaches "FULL" mark.
Install degassing tank cap, making sure that the ear of cap lines
up with degassing tank pipe (3).