GM Service Manual Online
For 1990-2009 cars only

Approximate Fluid Capacities

Application

Specification

English

Metric

Cooling System Capacity

C4/C5 Models

  • 8.1L with manual transmission

30.1 quarts

28.5 liters

  • 8.1L with automatic transmission

29.8 quarts

28.2 liters

  • 6.6L with manual transmission

27.6 quarts

26.1 liters

  • 6.6L with automatic transmission

27.3 quarts

25.8 liters

C6/C7/C8 Models

  • 8.1L with manual transmission

33.3 quarts

31.5 liters

  • 8.1Lwith manual transmission, air conditioning and increased cooling

34.9 quarts

33.0 liters

  • 8.1L with automatic transmission

32.5 quarts

30.8 liters

  • 7.8L 200-230hp engine with manual transmission

31.6 quarts

29.9 liters

  • 7.8L 200-230hp engine with manual transmission, air conditioning, and increased cooling

35.3 quarts

33.4 liters

  • 7.8L 200-215hp engine with automatic transmission

33.7 quarts

31.9 liters

  • 7.2L 175-230hp engine with manual transmission

29.3 quarts

27.7 liters

  • 7.2L 175-230hp engine with manual transmission, air conditioning and increased cooling

33.0 quarts

31.2 liters

  • 7.2L 175-210hp engine with automatic transmission

31.4 quarts

29.7 liters

  • 7.8L 250-275hp engine with manual transmission

34.9 quarts

33.0 liters

  • 7.8L 250-275hp engine with manual transmission,air conditioning, and increased cooling

35.4 quarts

33.5 liters

  • 7.8L 230-275hp engine with automatic transmission

33.3 quarts

31.5 liters

  • 7.2L 250-300hp engine with manual transmission

32.8 quarts

31.0 liters

  • 7.2L 250-300hp engine with manual transmission, air conditioning, and increase cooling

33.3 quarts

31.5 liters

  • 7.2L 250-300hp engine with automatic transmission

31.2 quarts

29.5 liters

Crankcase Capacities - Additional oil is required with auxiliary oil filter systems. Make sure to add enough extra oil to fill the auxiliary oil filter system. For vehicles equipped with the LUBERFINER™ 750-C, add 14 quarts (13.25 L).

  • 7.2L

30.0 quarts

28.4 liters

  • 8.1L

6.5 quarts

6.1 liters

  • 7.8L

23.8 quarts

22.5 liters

  • 6.6L

14.6 quarts

13.8 liters

Fuel Tank Capacity

C4/C5 Models

  • Standard

40.0 gallons

151.4 liters

  • Optional - one 94.6L (25 gallon) and one 56.8L (15 gallon) tank

40.0 gallons

151.4 liters

  • Optional

60 gallons

227.1 liters

  • Optional

80 gallons

302.8 liters

C6/C7/C8 Models

  • Standard

35 gallons

132.47 liters

  • Optional

50 gallons

189.2 liters

  • Optional -two 132.4 (35 gallon) tanks

70 gallons

264.8 liters

  • Optional - one 94.6L (25 gallon) and one 189.2L (50 gallon) tanks

75 gallons

283.8 liters

  • Optional - two 189.2L (50 gallon) tanks

100 gallons

378.5 liters

Transmission Capacity

Manual Transmission

  • ZF S6-650

12.7 pints

6.0 liters

  • RT6609

12.5 pints

5.9 liters

  • RT8709B

25.1 pints

11.8 liters

  • FS4205A, FS4205B, FS4205C

11.1 pints

5.3 liters

  • FS5205A, FS5205C

11.6 pints

5.5 liters

  • FS5406

18.4 pints

8.7 liters

  • FS6305A, FS6305B

18.4 pints

8.7 liters

  • FS6406

18.4 pints

8.7 liters

  • FS8406

18.5 pints

8.8 liters

  • RT8908LL

29.1 pints

13.8 liters

Automatic Transmission - With Filter Replacement

  • MD 3060 P

54.0 pints

25.6 liters

  • MD 3560 P

54.0 pints

25.6 liters

  • 2000 Series

37.0 pints

14.5 liters

  • 2400 Series

37.0 pints

14.5 liters

Rear Axle Lubricant Capacity

Single Speed Axle

  • 80

10.0 pints

4.7 liters

  • S135

26.0 pints

12.3 liters

  • 19060S

31.0 pints

14.7 liters

  • 21060D

31.0 pints

14.7 liters

  • 21060S

31.0 pints

14.7 liters

  • S150

28.0 pints

13.0 liters

  • 23090S

40.0 pints

19.0 liters

  • 23105S

56.0 pints

26.5 liters

  • 26105S

54.0 pints

25.5 liters

Two-Speed Axle

  • 19060T

38.0 pints

18.0 liters

  • 21060T

38.0 pints

18.0 liters

  • 23082T

40.0 pints

19.0 liters

  • 26080T

44.0 pints

20.8 liters

Tandem Axles

  • DS344-front

32.0 pints

15.1 liters

  • RS344-rear

31.0 pints

14.7 liters

  • DSH44-front

32.0 pints

15.1 liters

  • RSH44-rear

31.0 pints

14.7 liters

  • DS404, DS404P-front

32.0 pints

15.1 liters

  • RS404-rear

31.0 pints

14.7 liters