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Dorman 901-121 Driver Information Display SwitchOE Quality 60-Day Returns
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Part #: 901-121

Dorman 901-121 Driver Information Display Switch

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⚙️ 150 vehicles fit this part
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🚗Fitment: Chevrolet, GMC, Isuzu, Buick, Cadillac, Hummer, and Oldsmobile, Trailblazer, Envoy, Ascender, Rainier, Escalade, Escalade ESV, Escalade EXT, Avalanche, Silverado 1500, Silverado 1500 Classic, Silverado 1500 HD Classic, Silverado 2500 HD, Silverado 2500 HD Classic, Silverado 3500, Silverado 3500 Classic, Silverado 3500 HD, Suburban 1500, Suburban 2500, Tahoe, Sierra 1500, Sierra 1500 Classic, Sierra 1500 HD Classic, Sierra 2500 HD, Sierra 2500 HD Classic, Sierra 3500 Classic, Sierra 3500 HD, Yukon, Yukon XL 1500, Yukon XL 2500, H2, Avalanche 1500, Avalanche 2500, Silverado 1500 HD, Trailblazer EXT, Envoy XL, Sierra 1500 HD, Sierra 3500, Silverado 2500, Envoy XUV, Sierra 2500, and Bravada
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Not what you need? Click here for all Driver Information Display Switch options

Overview of Dorman Driver Information Display Switch 901-121

The Dorman 901-121 Driver Information Display Switch is a reliable replacement part designed for select Buick, Cadillac, Chevrolet, GMC, Hummer, Isuzu, and Oldsmobile vehicles. This black, illuminated blade-type switch provides precise control of the driver information display, ensuring clear and responsive operation.

  • Color: Black housing and switch
  • Illuminated switch for easy visibility
  • Blade-type terminal and switch design
  • Standard replacement grade for dependable performance
  • Material composition: durable plastic and metal
  • Installation hardware not required
  • Compatible with multiple GM and related models

Detailed Product Description

The Dorman 901-121 Driver Information Display Switch features a black plastic housing combined with metal components for durability and consistent function. Its illuminated blade-type switch design allows for easy identification and operation in low-light conditions. This switch is engineered as a standard replacement part, meeting OEM specifications to maintain the original functionality of your vehicle's driver information system. It is not a universal fit and is specifically designed for compatibility with a range of GM vehicles including Buick Ascender, Cadillac Escalade, Chevrolet Avalanche, GMC Sierra, Hummer H2, Isuzu Ascender, and Oldsmobile Bravada models.

Compatible Vehicles and Applications

This switch is compatible with the following makes and models:

  • Buick Ascender
  • Cadillac Escalade, Escalade ESV, Escalade EXT
  • Chevrolet Avalanche 1500, 2500; Silverado 1500, 2500, 3500; Suburban 1500, 2500; Tahoe; Trailblazer, Trailblazer EXT
  • GMC Sierra 1500, 2500, 3500 (including HD and Classic versions); Yukon, Yukon XL 1500, Yukon XL 2500
  • Hummer H2
  • Isuzu Ascender
  • Oldsmobile Bravada

Common Issues Addressed by This Switch

  • Unresponsive or malfunctioning driver information display controls
  • Illumination failure on the display switch
  • Physical damage or wear to the original switch
  • Intermittent display control operation
  • Replacement for non-illuminated or incompatible switches

Installation Notes and Tips

The Dorman 901-121 switch is designed for straightforward installation without the need for additional hardware. Ensure the vehicle’s battery is disconnected before beginning replacement to avoid electrical shorts. Carefully remove the existing switch by disengaging the blade terminals and install the new switch by aligning the blade terminals securely. Verify illumination and functionality before reassembling the dashboard components.

Quality Assurance and Warranty

Dorman provides this driver information display switch as a standard replacement part manufactured to meet or exceed OEM standards. The 901-121 part number undergoes rigorous quality control to ensure reliable performance and durability. While specific warranty terms may vary, Dorman typically offers limited warranties covering defects in material and workmanship.

This part fits 150 vehicles. Search below:

YearMakeModelPositionNotes
2009ChevroletTrailblazerN/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2009GMCEnvoyN/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2008ChevroletTrailblazerN/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2008GMCEnvoyN/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2008IsuzuAscenderN/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2007BuickRainierN/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2007CadillacEscaladeN/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2007CadillacEscalade ESVN/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2007CadillacEscalade EXTN/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2007ChevroletAvalancheN/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2007ChevroletSilverado 1500N/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2007ChevroletSilverado 1500 ClassicN/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2007ChevroletSilverado 1500 HD ClassicN/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2007ChevroletSilverado 2500 HDN/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2007ChevroletSilverado 2500 HD ClassicN/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2007ChevroletSilverado 3500N/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2007ChevroletSilverado 3500 ClassicN/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2007ChevroletSilverado 3500 HDN/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2007ChevroletSuburban 1500N/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2007ChevroletSuburban 2500N/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2007ChevroletTahoeN/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2007ChevroletTrailblazerN/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2007GMCEnvoyN/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2007GMCSierra 1500N/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2007GMCSierra 1500 ClassicN/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2007GMCSierra 1500 HD ClassicN/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2007GMCSierra 2500 HDN/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2007GMCSierra 2500 HD ClassicN/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2007GMCSierra 3500 ClassicN/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2007GMCSierra 3500 HDN/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2007GMCYukonN/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2007GMCYukon XL 1500N/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2007GMCYukon XL 2500N/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2007HummerH2N/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2007IsuzuAscenderN/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2006BuickRainierN/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2006CadillacEscaladeN/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2006CadillacEscalade ESVN/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2006CadillacEscalade EXTN/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2006ChevroletAvalanche 1500N/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2006ChevroletAvalanche 2500N/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2006ChevroletSilverado 1500N/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2006ChevroletSilverado 1500 HDN/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2006ChevroletSilverado 2500 HDN/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2006ChevroletSilverado 3500N/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2006ChevroletSuburban 1500N/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2006ChevroletSuburban 2500N/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2006ChevroletTahoeN/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2006ChevroletTrailblazerN/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2006ChevroletTrailblazer EXTN/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2006GMCEnvoyN/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2006GMCEnvoy XLN/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2006GMCSierra 1500N/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2006GMCSierra 1500 HDN/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2006GMCSierra 2500 HDN/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2006GMCSierra 3500N/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2006GMCYukonN/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2006GMCYukon XL 1500N/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2006GMCYukon XL 2500N/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2006HummerH2N/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2006IsuzuAscenderN/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2005BuickRainierN/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2005CadillacEscaladeN/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2005CadillacEscalade ESVN/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2005CadillacEscalade EXTN/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2005ChevroletAvalanche 1500N/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2005ChevroletAvalanche 2500N/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2005ChevroletSilverado 1500N/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2005ChevroletSilverado 1500 HDN/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2005ChevroletSilverado 2500N/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2005ChevroletSilverado 2500 HDN/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2005ChevroletSilverado 3500N/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2005ChevroletSuburban 1500N/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2005ChevroletSuburban 2500N/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2005ChevroletTahoeN/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2005ChevroletTrailblazerN/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2005ChevroletTrailblazer EXTN/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2005GMCEnvoyN/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2005GMCEnvoy XLN/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2005GMCEnvoy XUVN/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2005GMCSierra 1500N/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2005GMCSierra 1500 HDN/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2005GMCSierra 2500 HDN/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2005GMCSierra 3500N/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2005GMCYukonN/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2005GMCYukon XL 1500N/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2005GMCYukon XL 2500N/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2005HummerH2N/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2005IsuzuAscenderN/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2004BuickRainierN/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2004CadillacEscaladeN/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2004CadillacEscalade ESVN/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2004CadillacEscalade EXTN/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2004ChevroletAvalanche 1500N/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2004ChevroletAvalanche 2500N/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2004ChevroletSilverado 1500N/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2004ChevroletSilverado 2500N/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2004ChevroletSilverado 2500 HDN/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2004ChevroletSilverado 3500N/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2004ChevroletSuburban 1500N/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2004ChevroletSuburban 2500N/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2004ChevroletTahoeN/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2004ChevroletTrailblazerN/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2004ChevroletTrailblazer EXTN/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2004GMCEnvoyN/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2004GMCEnvoy XLN/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2004GMCEnvoy XUVN/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2004GMCSierra 1500N/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2004GMCSierra 2500N/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2004GMCSierra 2500 HDN/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2004GMCSierra 3500N/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2004GMCYukonN/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2004GMCYukon XL 1500N/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2004GMCYukon XL 2500N/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2004HummerH2N/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2004IsuzuAscenderN/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2004OldsmobileBravadaN/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2003CadillacEscaladeN/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2003CadillacEscalade ESVN/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2003CadillacEscalade EXTN/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2003ChevroletAvalanche 1500N/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2003ChevroletAvalanche 2500N/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2003ChevroletSilverado 1500N/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2003ChevroletSilverado 1500 HDN/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2003ChevroletSilverado 2500N/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2003ChevroletSilverado 2500 HDN/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2003ChevroletSilverado 3500N/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2003ChevroletSuburban 1500N/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2003ChevroletSuburban 2500N/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2003ChevroletTahoeN/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2003ChevroletTrailblazerN/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2003ChevroletTrailblazer EXTN/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2003GMCEnvoyN/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2003GMCEnvoy XLN/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2003GMCSierra 1500N/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2003GMCSierra 1500 HDN/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2003GMCSierra 2500N/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2003GMCSierra 2500 HDN/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2003GMCSierra 3500N/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2003GMCYukonN/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2003GMCYukon XL 1500N/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2003GMCYukon XL 2500N/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2003HummerH2N/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2003IsuzuAscenderN/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2003OldsmobileBravadaN/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2002ChevroletTrailblazerN/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2002ChevroletTrailblazer EXTN/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2002GMCEnvoyN/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2002GMCEnvoy XLN/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.
2002OldsmobileBravadaN/ADriver information display switch for select and personalization on the right side of the steering wheel with info display center.

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

124502441S12479DS2477S51314SW9540

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.

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