Radiator Torque Specifications

2002-2009 GMC Envoy 4.2L I6

Labor Time:2 hours

Torque Values (30 specifications)

Component	Nm	lb-ft	Notes
Cover Screws	11	8	—
Cover Screws	11	8	—
Drain Petcock	7	5	Hand tight
Drain Petcock	7	5	Hand tight
Fan Bolts	11	8	—
Fan Bolts	11	8	—
Fan Shroud Bolts	7	5	—
Fan Shroud Bolts	7	5	—
Hose Clamps	4	3	Do not overtighten
Hose Clamps	4	3	—
Hose Clamps	4	3	—
Hose Clamps	4	3	Do not overtighten
⚠️ Housing Bolts	14	10	—
Housing Bolts	14	10	—
Lower Hose Clamp	4	3	—
Lower Hose Clamp	4	3	—
Mounting Bolts	27	20	—
Mounting Bolts	27	20	—
Pump Bolts	24	18	—
⚠️ Pump Bolts	24	18	—
⚠️ Pump Bolts	24	18	Torque in sequence
Pump Bolts	24	18	Torque in sequence
Radiator Mount Bolts	14	10	—
Radiator Mount Bolts	14	10	—
Thermostat Housing Bolts	14	10	—
⚠️ Thermostat Housing Bolts	14	10	—
⚠️ Transmission Cooler Lines	27	20	Use new O-rings
Transmission Cooler Lines	27	20	Use new O-rings
Upper Hose Clamp	4	3	—
Upper Hose Clamp	4	3	—

The primary torque specification for radiator on a 2002-2009 GMC Envoy is 11 Nm (8 lb-ft).

There are 30 torque specifications for radiator on the 2002-2009 GMC Envoy 4.2L I6, covering all related fasteners and components.