GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 1998 🢒 Blazer - 2WD 🢒 Driveline/Axle 🢒 Transfer Case - NVG 233-NP1 (Two Speed Selectable) 🢒 Transfer Case Control Component Views
Figure 1:

IP Center Switch Locator View
Object Number: 203286 Size: LF
(1)Instrument Panel (IP)
(2)Transfer Case Select Switch
(3)Inflatable Restraint IP Module Switch (Pickup)
(4)Rear Window Wiper/Washer Switch And Endgate/Liftgate Window Release Switch (Utility)
(5)Transfer Case Select Switch Connector C2
(6)Transfer Case Select Switch Connector C1
Figure 2:

Transfer Case Control Module Locator View
Object Number: 203290 Size: LF
(1)Right side cowl panel
(2)Transfer Case Control Module Connector (Not Used on Selectable)
(3)Transfer Case Control Module Connector
(4)Body harness to IP Connector
Figure 3:

LH Front Fender Area Locator View
Object Number: 203298 Size: LF
(1)Electronic Brake Control Module Connector C1
(2)Electronic Brake Control Module Connector C2
(3)Connector C109 (Body Harness to 4WAL Harness)
(4)Connector C106 (Utility Body Harness to Forward Lamps Harness)
(5)Windshield Washer Pump, Rear (Utility)
(6)Ground G110
(7)Windshield Washer Pump (Pickup) or Windshield Washer Pump, Front (Utility)
(8)Underhood Bussed Electrical Center (UBEC)
(9)Connector C114 (Body Harness to Front Axle Switch, W/ Electric Shift 4WD)
(10)Brake Pressure Warning Switch
(11)Connector C108 (Body Harness to 4WD Extension Harness)
Figure 4:

Electric Shift Transfer Case Locator View
Object Number: 203300 Size: LF
(1)Connector C116 (Engine Harness to VSS Extension Harness)
(2)Selectable Transfer Case
(3)Vehicle Speed Sensor
(4)Selectable Transfer Case extension harness connector
Figure 5:

Front Axle Switch
Object Number: 203303 Size: LF
(1)Four-Wheel Drive Indicator Switch
(2)Front Axle