AMC Eagle

Coolant capacity & service interval

AMC Eagle coolant capacity ranges from 6,2 to 13,2 liters. Service intervals include checks at 8000 km or 5 months and 12000 km or 7 months, with changes at 12 months and 36000 km or 22 months. The data covers 6 configurations.

The configuration chart below lists fill volumes and service intervals for each engine and trim variant.

TypeSpecifications
Eagle 258 (1986-1988)
  • Use: Normal
  • Capacity 13,2 liter
  • Check 12000 km/ 7 months
  • Change 36000 km/ 22 months
Eagle 151 (1984-1985)
  • Use: Normal
  • Capacity 8,5 liter
  • Check 8000 km/ 5 months
  • Change 12 months
Eagle 258 (1984-1985)
  • Use: Normal
  • Capacity 13,2 liter
  • Check 8000 km/ 5 months
  • Change 12 months
Eagle 151 (1981-1983)
  • Use: Normal
  • Capacity 6,2 liter
  • Check 8000 km/ 5 months
  • Change 12 months
Eagle 258 (1981-1983)
  • Use: Normal
  • Capacity 10,3 liter
  • Capacity 13,2 liter (+ airconditioning)
  • Check 8000 km/ 5 months
  • Change 12 months
Eagle 258 (1980-1980)
  • Use: Normal
  • Capacity 10,3 liter
  • Capacity 13,2 liter (+ airconditioning)
  • Check 8000 km/ 5 months
  • Change 12 months

Additional Notes

  • The AMC Eagle with the 151 four-cylinder engine shows a capacity increase between model year groups. The 1981-1983 configuration holds 6.2 liters, while the 1984-1985 version rises to 8.5 liters, a difference of 2.3 liters attributed to cooling system changes accompanying that engine variant.
  • The 258 six-cylinder engine in the 1980-1983 AMC Eagle carries two distinct capacity figures depending on equipment. The base cooling system holds 10.3 liters, while the air conditioning-equipped variant requires 13.2 liters, reflecting the additional heat exchanger volume introduced by the condenser and related plumbing.
  • From 1984 onward, the 258 six-cylinder drops the dual-capacity listing and standardizes at 13.2 liters regardless of air conditioning fitment, matching the upper figure previously reserved for air-conditioned vehicles in earlier years.
  • The 151 four-cylinder engine's 6.2-liter capacity for 1981-1983 is notably lower than any 258 configuration across the same period, consistent with the smaller displacement and reduced thermal output of a four-cylinder engine requiring less coolant volume to manage operating temperatures.
  • All configurations from 1980 through 1985 share a check interval of 8,000 km or 5 months under normal use conditions. The 1986-1988 258 extends the check interval to 12,000 km or 7 months, indicating a longer monitoring cycle for that later production group.
  • The coolant change interval for the 1986-1988 258 is specified at 36,000 km or 22 months under normal use, a significant extension compared to the flat 12-month change interval applied to all earlier configurations. A 12-month interval is calendar-based and does not account for mileage accumulation, whereas the 1986-1988 interval introduces a distance threshold alongside the time component.
  • The 258 six-cylinder in 1980 and 1981-1983 shares identical capacity figures and service intervals, meaning no specification change occurred at the 1981 model year boundary for that engine in the cooling system.

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