1999-2004 Sonoma Transfer Case Actuator Motor With Auto 4WD

• RPO "NP8" (white tag with option codes in glove box) indicates auto electronic shift
• Works With Dash Mounted 4 Button Switch (4HI, 4LO, 2HI & Auto 4WD)
• Automatic Electronic Shift (4 Wheel High, Low And Auto)
• 2 Connectors, 1 Rectangular 6 Pin Plug & 1 Square 4 Pin Plug
• Direct Bolt On And Plug In
• All New Components, Not Refurbished, No Core Charge
• Factory Tested
• 1999, 2000, 2001, 2002, 2003, 2004 GMC Sonoma S15 Pickup With Automatic 4 Wheel Drive
• Replaces Dealer OEM Number 12474401
• Replacement Sonoma Transfer Case Actuator Built To OEM Specifications
• Also Called Encoder Motor

*RPO Code = Regular Production Option
 Option (RPO) is a standard coding for vehicle configuration options. These codes are a combination of 3 alphanumeric characters and refer to a specific option or modification to the vehicle. These codes are in alphabetical order, left to right.
 Your RPO code sticker may be found in your glove box, center console, trunk or the spare tire well.

1 Auto Shop’s Transfer Case Motor comes as a direct replacement; the exact fit adds another layer of efficiency and convenience for a complete repair.

• Engineered for long-lasting durability against harsh road and weather conditions, including water intrusion
• Sealed for corrosion-resistance
• Quick and easy installation
• Quality tested for trouble-free performance

Diagnostic Trouble Codes

Installation Instructions