LEMON Manuals: Even more car manuals for everyone
Home >> Chevrolet >> 1965 >> C30 Panel >> Repair and Diagnosis >> Engine Mechanical >> Cooling System (Mechanical) >> Engine Cooling Systems >> General Motors

General Motors

GMC COOLING SYSTEM CAPACITY

Application (1) Quarts
1965  
  153"  
    P1000 8.3
    "G" Models 9.5
  230"  
    "C" Models 11
    "G" Models 12
    P1000 14
    K1000 32
    K1500/2500 34
  305" 32
1966  
  230"  
    "C" Models 11
    "G" Models 12
    "P" Models 14
    "K" Models 32
  305"  
    1000 Series 32
    1500/2500 Series 34
1967  
  159" Diesel 14
  230", 250" & 292"  
    P1500 10
    All 292" Auto. Trans. 12.5
    All Others 12
  305" (2) 30.5
  351" (2) 29
  283" (5) 17
  327"  
    1500 Series 17.5
    2500/3500 Series 16
1968  
  159" Diesel 22
  230" 11
  250" & 292"  
    P1500 Man. Trans. 12
    P2500/3500 13
    G1500/2500 13.5
    All Others 12.5
  305" (2) 31.5
  351" (2) 30
  307"  
    "G" Models 10
    C1500 16.5
    K1500/2500 17.5
    All Others 17
  327"  
    K1500 18
    K2500 16.5
    All Others (3) 16
  396" (4) 23
1969  
  230" 11
  250" & 292"  
    P1500 Man. Trans. 12
    P2500/3500 13
    G1500/2500 12
    All Others 12.5
  305" (2) 31.5
  307"  
    C1500 Man. Trans. 16.5
    K1500/2500 17.5
    All Others 17
  350"  
    K1500 18
    K2500 16.5
    All Others (3) 16
  396" (4) 23
1970  
  250"  
    "G" Models 12
    P1500 11
    P2500/3500 12
    All Others 11.5
  292"  
    P2500/3500 12
    All Others (5) 11.5
  307"  
    C1500 Man. Trans. 16.5
    K1500/2500 17.5
    All Others 17
  350"  
    K1500 18
    K2500 16.5
    All Others (3) 16
  400" (4) 23
1971  
  250"  
    "G" Models (6) 12
    "C" & "K" Models  
      Man. Trans. (6) 11.3
      Auto. Trans. (6) 11.8
  P1500 (6) 11.5
  P2500/3500  
      Man. Trans. (6) 11.5
      Auto. Trans. (6) 12.5
  292"  
    "C" & "K" Models  
      Man. Trans. (6) 11.5
      Auto. Trans. (6) 12.5
    P2500/3500  
      Man. Trans. (6) 12
      Auto. Trans. (6) 13
  307"  
    "C" & "K" Models  
      Man. Trans. (6) 15
      Auto. Trans. (6) 15.5
    "P" Models  
      Man. Trans. (6) 17.7
      Auto. Trans. (6) 18.2
  350"  
    "C" & "K" Models  
      Man. Trans. (6) 15
      Auto. Trans. (6) 15.5
    "P" Models (6) 18.1
  402"  
      Man. Trans. (6) 22.2
      Auto. Trans. (6) 23.7
1972  
  250"  
    "G" Models 12
    P1500 12
    P2500/3500 12.5
    "C" & "K" Models  
      Man. Trans. 12.2
      Auto. Trans. or Heavy Duty Rad. 12.5
  292"  
    "C" & "K" Models (7) 12.7
    P2500/3500 13.1
  307"  
    "G" Models (8) 16
    "C" Models  
      Man. Trans. (7) 15.8
      Auto. Trans. (7) 16.3
    "K" Models  
      Man. Trans. or Heavy Duty Rad. 16.1
      Auto. Trans. or Air Cond. 16.5
    P1500/2500  
      Man. Trans. (7) 18.7
      Auto. Trans. (7) 19.2
  350"  
    C1500  
      Man. Trans. (8) 15.8
      Auto. Trans. or Heavy Duty Rad. (9) 16.2
    C2500/3500  
      Man. Trans. 16.2
      Auto. Trans. or Air Cond. 17.7
      Heavy Duty Rad. 18.2
    "K" Models  
      Man. Trans. or Heavy Duty Rad. 16.5
      Auto. Trans. or Air Cond. 17.9
    P2500/3500  
      Man. Trans. or Air Cond. 16.9
      Auto. Trans. or Heavy Duty Rad. 18.5
  402"  
    Man. Trans. or Heavy Duty Rad. 18.5
    Auto. Trans. or Air Cond. 21
1973-74  
  250"  
    "G" Models 12
    "C" & "K" Models  
      Man. Trans. 12.2
      Auto. Trans. & Heavy Duty Rad. 12.5
    P1500 12
    P2500/3500 12.5
  292"  
    "C" & "K" Models (7) 12.7
    P2500/3500 13.1
  307"  
    "G" Models (10) 15
    "C" Models  
      Man. Trans. 15.8
      Auto. Trans. or Heavy Duty Rad. 16.2
  "K" Models  
      Man. Trans. or Heavy Duty Rad. 16.1
      Auto. Trans. 16.5
    "P" Models  
      Man. Trans. 18.7
      Auto. Trans. or Air Cond. 19.1
  350"  
    "G" Models (10) 15
    C1500  
      Man. Trans. (8) 15.8
      Auto. Trans. & Heavy Duty Rad. (11) 16.2
    C2500/3500  
      Man. Trans. (12) 16.2
      Auto. Trans. & Air Cond. (8) 17.7
    "K" Models  
      Man. Trans. & Heavy Duty Rad. 16.5
      Auto. Trans. & Air Cond. 17.9
    "P" Models (3) 16.9
  454"  
    Man. Trans. & Heavy Duty Rad. 18.5
    Auto. Trans. & Air Cond. 21
  455"  
    Motor Home 21
(1) W/Heater add one qt. W/Heavy Duty radiator add one qt.
(2) W/Auto. Trans. add.5 qt.
(3) W/Heavy duty radiator add 1.5 qt.
(4) W/Auto. Trans. add 1.5 qt.
(5) W/Auto. Trans. add one qt.
(6) W/Air Cond. add one qt.
(7) W/Heavy duty radiator add.5 qt.
(8) W/Air Cond. add two qts.
(9) W/Air Cond. add 1.5 qt.
(10) W/Air Cond. add three qts.
(11) W/Air Cond. add.5 qt.
(12) W/Heavy duty radiator add two qts.
CHEVROLET COOLING SYSTEM CAPACITY

Application (1) Quarts
1965  
  153"  
    G10 9.5
    P10 8.3
  194" 12
  230"  
    "P" Models 14
    "C" & "K" Models  
      Man. Trans. (2) 11
      Man. Trans. Heavy Duty 12
  292"  
    Man. Trans. (3) 13
    Man. Trans. Heavy Duty 13.5
  283"  
    Man. Trans. (4) 14
    Man. Trans. Heavy Duty 15.5
1966  
  194" 12
  230" & 250"  
    C10/30 & K10/20  
      Man. Trans. (4) 12
      Man. Trans. Heavy Duty 13
  292"  
    C10/30 & K10/20  
      Man. Trans. (3) 13.5
      Man. Trans. Heavy Duty (C10 & K10) 14
      Man. Trans. Heavy Duty (C20/30 & K20) 15
  283" & 327"  
    Man. Trans. (4) 14
    Man. Trans. Heavy Duty 15.5
1967  
  159" Diesel 8
  194" 12
  230" & 250"  
    P10 10
    All Others 12
  292"  
    P20/30 & All Auto. Trans. 12.5
    All Others Man. Trans. 12
  283" (2) 17
  327"  
    10 Series 17.5
    20/30 Series 16
1968  
  159" Diesel 8
  230" & 250"  
    P10 10
    All Others 12
  292"  
    C10/20 Auto. Trans. 12.5
    P20/30 12.5
    All Others 12
  307"  
    "G" Models 17
    All Others 18
  327" & 396"  
    "C" Models 17
    All Others 17.5
1969  
  159" Diesel 8
  230"  
    "G" Models 12
    P10 10
  250"  
    "C" & "K" Models 11.5
    "G" Models 12.5
    P10 11
    P20/30 12
  292"  
    C10/20 & K10/20 (2) 11.5
    All Others 12
  307"  
    C10 16.5
    "K" Models 17.5
    "G" Models 18
    All Others 17
  350"  
    "C" Models 17.5
    P20/30 16
    K10 18
    K20 16.5
  396" (4) 23
1970  
  159" Diesel 8
  250"  
    "G" Models 12
    "C" & "K" Models 11.5
    P10 10
    P20/30 12
  292"  
    P20/30 12
    All Others 11.5
  307"  
    K10/20 17.5
    C10 Man. Trans. 16.5
    All Others 17
  350"  
    "G" Models 17
    "C" & "P" Models 16
    K10 18
    K20 16.5
  400" (4) 23
1971  
  250"  
    "G" Models 12
    "C" & "K" Models  
      Man. Trans. 11.2
      Auto. Trans. 11.9
    P10 11.5
    P20/30 (2) 11.5
  292"  
    "C" & "K" Models  
      Man. Trans. 11.6
      Auto. Trans. 12.3
    P20/30 (2) 12.1
  307"  
    "C" Models (3) 14.8
    "K" Models (3) 15.1
    "P" Models (3) 17.7
  350"  
    "C" & "K" Models (3) 15.1
    "P" Models 18.1
  402"  
    "C" Models (4) 22.2
1972  
  250"  
    "G" Models & P10 12
    P20/30 12.5
    "C" & "K" Models  
      Man. Trans. 12.2
      Auto. Trans. or Heavy Duty Rad. 12.5
  292"  
    P20/30 13.1
    "C" & "K" Models 12.5
  307"  
    "G" Models (5) 16
    "C" Models  
      Man. Trans. 15.8
      Auto. Trans. or Heavy Duty Rad. 16.2
    "K" Models  
      Man. Trans. or Heavy Duty Rad. 16.1
      Auto. Trans. or Air Cond. 16.5
    "P" Models  
      Man. Trans. 18.7
      Auto. Trans. or Heavy Duty Rad. 19.1
  350"  
    C10  
      Man. Trans. 15.8
      Auto. Trans. or Heavy Duty Rad. 16.2
      Air Cond. 17.7
  C20/30  
      Man. Trans. 16.2
      Auto. Trans. or Air Cond. 17.7
      Heavy Duty Rad. 18.2
    "K" Models  
      Man. Trans. or Heavy Duty Rad. 16.5
      Auto. Trans. or Air Cond. 17.9
    P20/30  
      Man. Trans. or Air Cond. 16.9
      Auto. Trans. or Heavy Duty Rad. 18.5
  402"  
    Man. Trans. or Heavy Duty Rad. 18.5
    Auto. Trans. or Air Cond. 21
1973-74 250"  
  "G" Models 12
    "C" & "K" Models  
      Man. Trans. 12.2
      Auto. Trans. & Heavy Duty Rad. 12.5
    P10 12
    P20/30 12.5
  292"  
    "C" & "K" Models 12.5
    P20/30 13.1
  307"  
    "G" Models (5) 15
    "C" Models  
      Man. Trans. 15.8
      Auto. Trans. or Heavy Duty Rad. 16.2
    "K" Models  
      Man. Trans. or Heavy Duty Rad. 16.1
      Auto. Trans. 16.5
    "P" Models  
      Man. Trans. 18.7
      Auto. Trans. or Air Cond. 19.1
  350"  
    "G" Models (5) 15
    C10  
      Man. Trans. 15.8
      Auto. Trans. & Heavy Duty Rad. 16.2
      Air Cond. 17.7
    C20/30  
      Man. Trans. 16.2
      Auto. Trans. & Air Cond. 17.7
      Heavy Duty Rad. 18.2
    "K" Models  
      Man. Trans. & Heavy Duty Rad. 16.5
      Auto. Trans. & Air Cond. 17.9
    "P" Models 16.9
  454"  
    Man. Trans. & Heavy Duty Rad. 18.5
    Auto. Trans. & Air Cond. 21
  455"  
    Motor Home 21
(1) W/Heater, heavy duty radiator or air conditioning add one qt.
(2) W/Auto. Trans, add one qt.
(3) W/Auto. Trans. add.5 qt.
(4) W/Auto. Trans. add 1.5 qt.
(5) W/Air Conditioning add two qts.
(6) W/Heavy duty radiator add 1.5 qt.
GMC PRESSURE CAP

Application PSI
"G" MODELS  
1965  
  4 Cyl. 13
  6 Cyl. 15
1966-67  
  Man. Trans. 13
  Auto. Trans. 15
1968  
  All Series 15
1969  
  All Series 13
1970-74  
  All Series 15
ALL OTHER MODELS  
1965-66  
  1000/2500 Series 13
  3500 Series 7
1967  
  P2500/3500 7
  All Others 13
1968-70  
  W/Air Cond., Heavy Duty Rad. or 396" 15
  All Others 13
1971-74  
  All Models 15
CHEVROLET PRESSURE CAP

Application PSI
"G" MODELS  
1965  
  4 Cyl. 13
  6 Cyl. 15
1966-67  
  Man. Trans. 13
  Auto. Trans. 15
1968  
  All Series 15
1969  
  All Series 13
1970-74  
  All Series 15
ALL OTHER MODELS  
1965-66  
  P10/30 W/230" & 250" 7
  All Others 13
1967  
  W/Air Cond. 15
  W/O Air Cond. 13
1968-69  
  W/Air Cond., Heavy Duty Rad. or 396" 15
  All Others 13
1970  
  W/Air Cond. & 400" 15
  All Others 13
1971-74  
  All Models 15
CHEVROLET THERMOSTAT

Application (1) Rating °F
"G" MODELS  
1965  
  All Series 180
1966-67  
  W/A.I.R 195
  W/O A.I.R 180
1968-74  
  All Series 195
ALL OTHER MODELS  
1965-66  
  Diesel Engine 175
  All Models 180
1967-68  
  W/A.I.R. or CCS. 195
  W/o A.I.R. or CCS. 180
1969-72  
  All Models 195
1973-74  
  C2500/3500 W/292" or 454" (Calif. Only) 180
  All Others 195
(1) Thermostat should be full open at 25°F above stamped rating and fully closed at 10°F below stamped rating.
GMC THERMOSTAT

Application (1)Rating °F
"G" Models  
1965-66  
  All Series 180
1967  
  W/A.I.R 195
  W/O A.I.R 180
1968-74  
  All Series 195
ALL OTHER MODELS  
1965-66  
  All Others 180
1967  
  W/A.I.R. or 6 Cyl 195
  All Others 180
1968  
  W/Smog Equip or Cyl 195
  All Others 180
1969-72  
  All Models 195
1973-74  
  C20/30 W/292" or 454" (Calif. Only) 180
  All Others 195
(1) Thermostat should be full open at 25°F above stamped rating and fully closed at 10°F below stamped rating.
scientia non olet · About LEMON Manuals