Hummer H3. Manual — part 373

Fig. 337: View Of Heater Inlet Pipe
Courtesy of GENERAL MOTORS CORP.

1. Remove the heater inlet pipe bolt.

2. Remove the heater inlet pipe.

HEATER OUTLET HOSE FITTING REMOVAL

2007 Hummer H3

2007 ENGINE Engine Mechanical - 3.7L - H3

Fig. 338: View Of Heater Outlet Hose Fitting
Courtesy of GENERAL MOTORS CORP.

Remove the heater outlet hose fitting.

WATER OUTLET REMOVAL

2007 Hummer H3

2007 ENGINE Engine Mechanical - 3.7L - H3

Fig. 339: View Of Water Outlet
Courtesy of GENERAL MOTORS CORP.

1. Remove the water outlet bolts.

2. Remove the water outlet.

WATER PUMP REMOVAL

2007 Hummer H3

2007 ENGINE Engine Mechanical - 3.7L - H3

Tool Required

J 41240 Pulley Holding Tool

Removal Procedure

Fig. 340: View Of Water Pump Pulley, Bolts & J 41240
Courtesy of GENERAL MOTORS CORP.

1. Install J 41240 to hold the pulley.

2. Remove the water pump pulley bolts.

3. Remove J 41240 .

4. Remove the water pump pulley

2007 Hummer H3

2007 ENGINE Engine Mechanical - 3.7L - H3