GM Service Manual Online
For 1990-2009 cars only

General Specifications

Boiling Point of Coolant

125 ° C (257 ° F)

Coolant Pump Belt Deflection (Caterpillar®)

9-15 mm (3/8-5/8 in)

Cooling System Operating Pressure

110 kPa (16 psi)

Cooling System Testing Pressure

138 kPa (20 psi)