Hummer H2. Manual — part 1892

Common Thread Repair Kit

J 42385-300

Fixtures and Hardware Kit

J 42386-A

Flywheel Holding Tool

J 42907

Oil Pressure Testing Tool

2004 Hummer H2

2004 ENGINE Engine Mechanical - 4.8L, 5.3L, and 6.0L - Hummer H2

J 43690

Rod Bearing Checking Tool

J 43690-100

Rod Bearing Checking Tool - Adapter Kit

J 45059

Angle Meter

2004 Hummer H2

2004 ENGINE Engine Mechanical - 4.8L, 5.3L, and 6.0L - Hummer H2

J 45299

Engine Preluber

2004 Hummer H2

2004 ENGINE Engine Mechanical - 4.8L, 5.3L, and 6.0L - Hummer H2

2004 ENGINE

Engine Exhaust - Hummer H2

SPECIFICATIONS

FASTENER TIGHTENING SPECIFICATIONS

Fastener Tightening Specifications

DIAGNOSTIC INFORMATION AND PROCEDURES

DIAGNOSTIC STARTING POINT - ENGINE EXHAUST

Begin the system diagnosis by reviewing the system Description and Operation. Reviewing the information will
help you determine the correct symptom diagnostic procedure when a malfunction exists. It will also help you
determine if the condition described by the customer is normal operation. Refer to Symptoms - Engine
Exhaust in order to identify the correct procedure for diagnosing the system.

SYMPTOMS - ENGINE EXHAUST

Application

Specification

Metric

English

Engine Shield Bolt

20 N.m

15 lb ft

Exhaust Heat Shield Bolt

9 N.m

80 lb in

Exhaust Heat Shield Nut (Body Panel)

9 N.m

80 lb in

Exhaust Manifold Bolts - 4.8L, 5.3L, and 6.0L Engines

z

First Pass in Sequence

15 N.m

11 lb ft

z

Final Pass in Sequence

25 N.m

18 lb ft

Exhaust Manifold Heat Shield Bolt - 4.8L, 5.3L, and 6.0L Engines

9 N.m

80 lb in

Exhaust Manifold Pipe Hanger Bracket Bolt

12 N.m

106 lb in

Exhaust Manifold Pipe Nut

50 N.m

37 lb ft

Exhaust Muffler Clamp Bolt

30 N.m

22 lb ft

Exhaust Muffler Hanger Nut

50 N.m

39 lb ft

Exhaust Muffler Nut

40 N.m

30 lb ft

Exhaust Pipe Clamp

44 N.m

33 lb ft

Hood Hinge Bolts

25 N.m

18 lb ft

Oxygen Sensor

42 N.m

31 lb ft

Rear Shock Absorber Lower Bolt

95 N.m

70 lb ft

Transmission Bolt

100 N.m

74 lb ft

Transmission Mount Nut

40 N.m

30 lb ft

Transmission Support Crossmember Bolt

70 N.m

52 lb ft

2004 Hummer H2

2004 ENGINE Engine Exhaust - Hummer H2

2004 Hummer H2

2004 ENGINE Engine Exhaust - Hummer H2