Capacities (Except Cooling)

1972 GMC P25/P2500 Van 5.0L Eng VIN FSECTION Capacities (Except Cooling)
Application Quantity
Crankcase (1) 4 qts.
Auto. Trans.
  TH 350 10 qts.
  TH 400 9.5 qts.
Man. Trans.
  3-Speed 3.5 pts.
  4-Speed 7 pts.
Four-Wheel Drive
  Transfer Case 5 pts.
  Power Take-Off 1 pt.
Drive Axles (2)
Fuel Tank
  "G" Models (3) 24.5 gals.
  Panel, Suburban & Jimmy
  1500 Series 20.5 gals.
  2500 Series 23.5 gals.
  "C" & "K" Models, All Others
  1500 Series 20.2 gals.
  2500 & 3500 Series 21 gals.
  P-1500 17 gals.
  P-2500 & 3500 30 gals.
(1) Add one quart with filter change.
(2) Fill to bottom of filler plug hole.
(3) 22 gals. if equipped with anti-overfill.
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
  • You are not confident in the next step or safety outcome.