52500 MI or 84000 KM

Adjust
    Ignition Timing
      1990 Excel only. Check and adjust if necessary.
Inspect
    Positive Crankcase Ventilation Valve
      1990 vehicles only. Verify valve and system operation.
    Fuel Supply Line
      Check lines for leaks and damage.
    Exhaust Gas Recirculation
      1990 vehicles only. Check valve and system operation.
Replace
    Vacuum Harness HVAC
      1990 all vehicles. 1991 Canada only, replace hoses.
    Oxygen Sensor
      1990 vehicles only. Replace sensor and verify system operation.
    Oil Filter, Engine
    Fuel Filter
      Replace filter, check for leaks.
    Evaporative Fuel Vapor Return Hose
      1990 all, 1991 Canada only. Replace fuel and vapor hoses.
    Evaporative Emission Control Canister
      1990 models only. Replace canister, check system function.
    Engine Oil
Rotate
    Tires
      Inspect for damage, proper inflation and uneven wear. Perform at mileage interval or every 6 months, whichever comes first.