Hummer H2. Manual — part 2503
TORQUE CONVERTER END PLAY INSPECTION
Torque Converter End Play Check
2-4 SERVO PIN SELECTION
Pump
z
Type
Gerotor - Internal/External Gear
z
Weight
0.589 kg
1.3 lb
z
Pump Deliver
2.5 lpm +/-0.1 @ 93.3°C
(200°F)
0.5-1.3 gpm +/-0.026 @ 93.3°C
(200°F)
z
Pressure
110.3-275.7 kPa +/-3.44
16-40 psi +/-0.5
Relief Pressure
z
Minimum
550 kPa
79.7 psi
z
Maximum
900 kPa
130.5 psi
Operating Temperature
z
Minimum
21°C
69.8°F
z
Maximum
104°C
219.2°F
Motor
Operating Voltage
z
Maximum
14.5 Volts
z
Minimum
11 Volts
z
Operating Range
14.5-13.5 Volts
z
Maximum Current
10 amp
z
Nominal Current Load
4.464 amp
z
Terminal/Winding
Resistance
0.0-0.937 ohm
Torque Converter Size
Specification
245 mm (9.65 in)
0-.38 mm (0-0.015 in)
258 mm (10.16 in)
0.1-0.5 mm (.004-.020 in)
298 mm (11.73 in)
0.1-0.48 mm (.004-.019 in)
300 mm (11.81 in)
0.1-0.5 mm (.004-.020 in)
2004 Hummer H2
2004 TRANSMISSION/TRANSAXLE Automatic Transmission - Overhaul - 4L60-E/4L65-E
Fig. 1: 2-4 Servo Pin Selection
Courtesy of GENERAL MOTORS CORP.
2-4 Servo Pin Selection
Pin Length
Pin Identification
mm
inch
65.82-66.12
2.59-2.60
1 Groove
67.23-67.53
2.65-2.66
2 Grooves
68.64-68.94
2.70-2.71
No Groove
2004 Hummer H2
2004 TRANSMISSION/TRANSAXLE Automatic Transmission - Overhaul - 4L60-E/4L65-E
COMPONENT LOCATOR
DISASSEMBLED VIEWS
Fig. 2: Case & Associated Parts Disassembled Views (1 Of 2)
Courtesy of GENERAL MOTORS CORP.
Callouts For Fig. 2
Callout
Component Name
1
Torque Converter Assembly - Model Dependent On Size
2
Pump to Case Bolt
3
Pump to Case Bolt O-Ring
4
Oil Pump Assembly
5
A/T Fluid Pump Seal - Pump to Case - Model Dependent
5
A/T Fluid Pump Seal - Pump to Case - Model Dependent
6
Pump Cover to Case Gasket
7
Case Bushing
2004 Hummer H2
2004 TRANSMISSION/TRANSAXLE Automatic Transmission - Overhaul - 4L60-E/4L65-E
9
Transmission Vent Assembly
10
Oil Cooler Pipe Connector - Model Dependent
11
Case Servo Plug
12
Servo Return Spring
13
2nd Apply Piston Pin
14
Retainer Ring - 2nd Apply Piston
15
Servo Cushion Spring Retainer
16
Servo Cushion Spring - Outer
17
2nd Apply Piston
18
Oil Seal Ring - 2nd Apply Piston - Outer
19
Oil Seal Ring - 2nd Apply Piston - Inner
20
Servo Piston Housing - Inner
21
O-Ring Seal
22
Servo Apply Pin Spring
23
Servo Apply Pin Washer
24
Retainer Ring - Apply Pin
25
4th Apply Piston
26
Oil Seal Ring - 4th Apply Piston - Outer
27
O-Ring Seal - 2-4 Servo Cover
28
2-4 Servo Cover
29
Servo Cover Retaining Ring
30
Case Extension to Case Seal
31
Case Extension - Model Dependent
32
Case Extension to Case Bolt
33
Case Extension Bushing
34
Case Extension Oil Seal Assembly - Model Dependent
34
Case Extension Oil Seal Assembly - Model Dependent
35
Speed Sensor Retaining Bolt
36
Internal Transmission Speed Sensor
37
O-Ring Seal - ITSS to Case Extension
71
Filter Seal
72
Transmission Oil Filter Assembly - Model Dependent
73
Transmission Oil Pan Gasket
74
Chip Collector Magnet
75
Transmission Oil Pan - Model Dependent
76
Transmission Oil Pan Screw
94
Converter Housing to Case Bolt
95
Oil Cooler Quick Connector - Model Dependent
96
Oil Cooler Quick Connect Clip - Model Dependent
97
Converter Housing Access Hole Plug - Model Dependent
98
Converter Bolt Inspection Plate - Model Dependent
2004 Hummer H2
2004 TRANSMISSION/TRANSAXLE Automatic Transmission - Overhaul - 4L60-E/4L65-E
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