Chevrolet C / K (USA / CAN)

Automatic transmission fluid capacity & service interval

Chevrolet C / K (USA / CAN) requires automatic transmission fluid with a capacity of 7,3 liters. Service intervals include checking every 8000 km or 6 months and changing every 80000 km. The data covers 4 configurations.

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

TypeSpecifications
C 3500 HD (4x2) (1997-2000)
  • Use: Normal
  • Capacity 7,3 liter
  • Check 8000 km/ 6 months
  • Code: 4/1
C 3500 HD (4x2) (1997-2000)
  • Use: Severe
  • Capacity 7,3 liter
  • Change 80000 km
  • Code: 4/1
C 3500 HD (4x4) (1997-2000)
  • Use: Normal
  • Capacity 7,3 liter
  • Check 8000 km/ 6 months
  • Code: 4/1
C 3500 HD (4x4) (1997-2000)
  • Use: Severe
  • Capacity 7,3 liter
  • Change 80000 km
  • Code: 4/1

Additional Notes

  • The Chevrolet C / K (USA / CAN) C 3500 HD carries an automatic transmission fluid capacity of 7.3 liters, a figure that reflects a full service fill volume for a heavy-duty transmission unit of this class.
  • Both the 4x2 and 4x4 drivetrain configurations of the C 3500 HD share an identical 7.3-liter automatic transmission fluid capacity across the 1997-2000 model years, indicating no variation between rear-wheel and four-wheel drive variants in this respect.
  • Under normal use conditions, the service interval for the C 3500 HD automatic transmission is structured as a fluid level check at 8,000 km or every 6 months, whichever comes first, rather than a full fluid change.
  • Under severe use conditions, the C 3500 HD automatic transmission calls for a fluid change at 80,000 km, a notably extended interval that applies regardless of whether the vehicle is the 4x2 or 4x4 configuration.
  • The distinction between a check interval under normal use and a change interval under severe use reflects two different service actions tied to the same 7.3-liter capacity, meaning the volume involved in a full severe-use service is considerably greater than what a routine level inspection would address.

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