Recommended oils and fluids
Engine oil:
- Type - API SG, SG/CC or SG/CD
- Viscosity - See Chart 1
Hydraulic fluid - ATF for automatic transmission Dexron II, IIE or III
Engine Coolant - 50/50 mixture of water and ethylene glycol antifreeze
Brake Fluid - Delco Supreme II or DOT 3
Hydraulic Power Steering Fluid - GM fluid or equivalent
Capacities*
Engine oil (with filter change) - 4.0 quarts
Fuel tank - 20 gallons
Cooling System - 12 quarts
Drive axle in block with automatic transmission (with filter change):
- Three Stage - 4 quarts
- Four-stage - 6 quarts
* Capacities are approximate. Top up to the correct level.
Ignition system
spark plug type:
3.1L engine - AC type R43TS or equivalent
Determination of the required viscosity of engine oil
For maximum fuel economy and low temperature starting, select the lowest SAE viscosity grade to increase operating temperature range.
The location of the cylinders and the direction of rotation of the distributor rotor
3.8L engine - AC type R43LTS6 or equivalent
Spark Plug Gap:
- 3.1L Engine - 0.045"
- 3.8L Engine - 0.060"
The order of operation of the engine cylinders:
- Engine 3.1 l - 1-2-3-4-5-6
- Engine 3.8 l - 1-6-5-4-3-2
Cylinder Arrangement - See Diagram 2
Radiator cap valve opening pressure - 15 psi inch
Brake lining wear limit - 1/8 inch
Torques, ft-lbs
Throttle body bolts and nuts - 18
Spark plug:
- Engine 3.1 l - 18
- Engine 3.8 l - 12
Engine oil drain plug - 15-20
Bolts of the main transfer in the block with an automatic transmission - 8-10
Wheel nuts - 100