Transfer Case - Nvg 261-NP2: Specifications — GMC Sierra Classic 3500 (2007-2007)

Transfer Case - Nvg 261-NP2: Specifications GMC Sierra Classic 3500

Approximate Fluid Capacities

Application	Specification
Application	Metric	English
Manual Transmission Fluid GM P/N 88861800 (Canadian P/N 88861801)	1.9 liters	2.0 quarts

Approximate Fluid Capacities

Application	Specification
Application	Metric	English
Case Half Bolts	38 N.m	28 lb ft
Control Rod Adjusting Bolt	15 N.m	11 lb ft
Crossmember Bolt	70 N.m	52 lb ft
Drain Plug	20 N.m	15 lb ft
Fill Plug	20 N.m	15 lb ft
Gear Indicator Switch	27 N.m	20 lb ft
Shift Control Lever Bolt	27 N.m	20 lb ft
Shift Control Lever Shaft Support	34 N.m	25 lb ft
Shift Detent Spring Bolt	17 N.m	13 lb ft
Transfer Case Adapter Bolt	50 N.m	37 lb ft
Transfer Case Adapter Nut	50 N.m	37 lb ft
Transfer Case Control Lever Bezel Screw	2 N.m	18 lb in
Transfer Case Control Lever Bolt	12 N.m	106 lb in
Transfer Case Shield Bolt/Screw	20 N.m	15 lb ft
Transmission Mount Bolt	47 N.m	35 lb ft
Transmission Mount Nut	40 N.m	30 lb ft
Vehicle Speed Sensor	15 N.m	11 lb ft

Fastener Tightening Specifications

Scheme 88: Transfer Case Control Schematics

Scheme 89: Transfer Case Control Component Views

Callout	Component Name
1	C350
2	Transfer Case Shift Control Switch Connector
3	Vehicle Speed Sensor (VSS)
4	Transfer Case - NVG 261 - NP2

Callout	Component Name
1	Ground 110 (G110)
2	Vent Tube
3	Vent Tube Connection
4	Front Axle Actuator
5	Front Axle Actuator Connector
6	Left Inner Fender

Callout	Component Name
1	Vent Tube
2	Vent Tube Connection
3	Front Axle Actuator
4	Front Axle Actuator Connector
5	Front Drive Axle Assembly (Mount)
6	Ground 110 (G110)
7	Left Inner Fender

Scheme 92: Front Axle Actuator

Connector Part Information OEM: 15324541 Service: 12117277 Description: 4-Way F Metri-Pack 150 Series Sealed (BU)
Terminal Part Information Terminal/Tray: See Terminal Repair Kit Core/Insulation Crimp: See Terminal Repair Kit Release Tool/Test Probe: See Terminal Repair Kit

Front Axle Actuator Connector & Terminal Parts Information

Pin	Wire Color	Circuit No.	Function
A	BK/WH	1695	Axle Switch Signal
B	L-BU	1296	Axle Actuator-Control
C	BN	241	Ignition 3 Voltage
D			Unavailable
E	BK	2150	Ground

Front Axle Actuator Connector Terminal Identification

Scheme 93: Transfer Case Shift Control Switch

Connector Part Information OEM: 12059595 Service: 88986451 Description: 3-Way F Metri-Pack 150 Series Sealed (BK)
Terminal Part Information Terminal/Tray: 12048074/2 Core/Insulation Crimp: E/1 Release Tool/Test Probe: 12094429/J-35616-2A (GY)

Transfer Case Shift Control Switch Connector & Terminal Parts Information

Pin	Wire Color	Circuit No.	Function
A	BK	2150	Ground
B	GY/BK	1694	4WD Low Signal
C	L-BU	1296	Axle Actuator-Control

Transfer Case Shift Control Switch Connector Terminal Identification

Scheme 94: Transfer Case Disassembled View

Callout	Component Name
1	Input Shaft Seal
2	Input Gear Bearing Outer Retaining Ring
3	Adapter Stud
4	Vent
5	Gear Indicator Switch
6	Gear Indicator Switch Seal
7	Front Case Half
8	Locating Pin
8	Locating Pin
9	Input Gear Bearing
10	Input Gear Bearing Retaining Ring
11	Annulus Gear
12	Annulus Gear Retaining Ring
13	Front Output Shaft Bearing Retaining Ring
14	Front Output Shaft Bearing
15	Shift Detent Plunger
16	Shift Detent Spring
17	Shift Detent Plunger Plug O-Ring Seal
18	Shift Detent Spring Bolt
19	Wiring Harness Bracket
20	Access Hole Plug
21	Case Half Bolt
22	Rear Bushing
23	Rear Output Shaft Seal
24	Fill Plug
25	ID Plate
26	ID Plate Screw
27	Drain Plug
28	Case Half Stud
29	Rear Case Half
30	Front Output Shaft Rear Bearing
31	Oil Pump Wear Sleeve
32	Bracket
33	Vehicle Speed Sensor
34	Vehicle Speed Sensor O-Ring Seal
35	Shift Detent Lever Seal
36	Shift Control Lever Shaft Support
37	Shift Control Lever
38	Shift Control Lever Bolt
39	Front Output Shaft Bearing Outer Retaining Ring
40	Front Output Shaft Seal
41	Foam Seal

Callout	Component Name
1	Planetary Carrier Internal Gear Retaining Ring
2	Planetary Carrier Lock Plate
3	Input Gear Front Thrust Washer
4	Input Gear
5	Input Gear Needle Bearing
6	Input Gear Rear Thrust Washer
7	High/Low Planetary Carrier
8	High/Low Range Sleeve
9	Synchronizer Retaining Ring
10	Synchronizer Sleeve
11	Synchronizer Insert Spring
12	Synchronizer Insert
13	Synchronizer Hub
14	Synchronizer Insert Spring
15	Shift Fork Shaft Spring
16	Shift Shaft
17	2/4 Wheel Drive Mode Shift Fork
18	Shift Detent Lever
19	High/Low Range Shift Fork
20	Synchronizer Outer Ring
21	Synchronizer Middle Ring
22	Synchronizer Inner Ring
23	2/4 Wheel Drive Synchronizer Gear
24	Drive Sprocket
25	Drive Sprocket Rear Retaining Ring
26	Chain
27	Rear Output Shaft
28	Oil Pump
29	Speed Reluctor Wheel
30	Rear Output Shaft Bearing
31	Rear Output Shaft Bearing Retaining Ring
32	Rear Output Shaft Bearing Outer Retaining Ring
33	Oil Pump Suction Pipe O-Ring Seal
34	Oil Pump Suction Pipe Assembly
35	Magnet
36	Driven Sprocket Retaining Ring
37	Driven Sprocket
38	Front Output Shaft Cup Plug
39	Front Output Shaft