Park on a fairly steep hill, with the vehicle facing
downhill. Keeping your foot on the regular brake,
set the parking brake.
? To check the parking brake?s holding ability: With
the engine running and transmission in N (Neutral),
slowly remove foot pressure from the regular
brake pedal. Do this until the vehicle is held by the
parking brake only.
? To check the P (Park) mechanism?s holding ability:
With the engine running, shift to P (Park). Then
release the parking brake followed by the regular
Contact your dealer/retailer if service is required.
Underbody Flushing Service
At least every spring, use plain water to ?ush any
corrosive materials from the underbody. Take care to
clean thoroughly any areas where mud and other
debris can collect.
Recommended Fluids and
Fluids and lubricants identi?ed below by name, part
number, or speci?cation can be obtained from your
Engine oil which meets
GM Standard GM6094M and
displays the American Petroleum
Institute Certi?ed for Gasoline
Engines starburst symbol.
To determine the proper viscosity
for your vehicle?s engine,
see Engine Oil on page 5-15.
50/50 mixture of clean, drinkable
water and use only DEX-COOL
Coolant. See Engine Coolant on
Supreme 11 Brake Fluid or
equivalent DOT-3 brake ?uid.