MerCruiser 3.0 MPI, Owner'S Manual

Page: 66 / 114

Section 5 - Maintenance
Page 58 90-899883272 MARCH 2008
Tube Ref No. Description Where Used Part No.
28
Dexron III Automatic
Transmission Fluid
Power-assisted steering
system
Obtain Locally
3. Install the fill cap and dipstick.
Changing
Power‑assisted steering fluid does not require changing unless it becomes contaminated
with water or debris. Contact your authorized Mercury MerCruiser dealer.
Engine Coolant
Checking
!
CAUTION
A sudden loss of pressure can cause hot coolant to boil and discharge violently resulting
in serious injury from burns. Allow the engine to cool down before removing the coolant
pressure cap.
1. Remove the cap from the thermostat housing and observe the fluid level.
32637
2. The coolant level in the thermostat housing should be at the bottom of the filler neck.
If the coolant level is low, contact your authorized Mercury MerCruiser dealer.
3. Check the antifreeze concentration for adequate freeze protection and correct if
necessary. Refer to the
Specifications
section.
4. Install the cap onto the thermostat housing.
IMPORTANT: Always tighten the pressure cap until it seats on the filler neck.