LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Hummer >> 2004 >> H2 4D Utility Pickup >> Repair and Diagnosis >> Quick Lookups >> Common Specs & Procedures >> Engine Cooling >> Service >> Specifications
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Engine Cooling: Service: Specifications

COOLING SYSTEM SPECIFICATIONS

Application Specification
Coolant Capacity 14.8 Qts. (14.0L)
Coolant Replacement Intervals (1) 150,000 Miles
Thermostat Opening Temperatures
Thermostat Starts To Open 188°F (87°C)
Thermostat Fully Open 206°F (97°C)
(1) Or every 60 months, whichever comes first. Use GM Goodwrench DEX-COOL®.