Contents Section: Cooling System (mechanical) All sections

Cooling System Specifications GMC Typhoon I

ApplicationSpecification
Coolant Replacement Interval30,000 Miles
Pressure Cap15 psi
Thermostat Opens
Starts188°F (87°C)
Fully Open206° (97°C)
Coolant Capacity Qts. (L) (1)
2.5L (VIN E)11.5 (11.0)
2.8L (VIN R)10.5 (10.0)
3.1L (VIN D)(2) 13.0 (12.3)
3.8L (VIN L)12.4 (11.7)
4.3L (VIN Z)
"C" & "K" Series10.9 (10.3)
Except "C" & "K" Series13.5 (12.8)
5.0L (VIN H)17.0 (16.0)
5.7L (VIN K)17.0 (16.0)
6.2L (VIN C & J)25.0 (23.5)
6.5L (VIN F)26.5 (25.0)
7.4L (VIN N)23.0 (22.0)
(1) Specification is approximate and includes heater capacity. (2) On vehicles with rear heater, add 3 extra quarts (2.8L) of coolant.
(1)Specification is approximate and includes heater capacity.
(2)On vehicles with rear heater, add 3 extra quarts (2.8L) of coolant.

COOLING SYSTEM SPECIFICATIONS

Lumina APV, Silhouette & Trans Sport With Rear Heater

Turn off rear blower switch while filling cooling system. This ensures maximum coolant flow to rear heater system.