Details

• Brand:

  

• SKU:

  84855906

• Positions: Left, Front Left
• Other Names:

  Side Marker Light, Lamp

• Description:

  2025-26, without line active. 2025-26 gmc Yukon XL.

  
  

  Side Marker Lamp - GM Parts Pro (84855906)

  The Side Marker Lamp - GM Parts Pro (84855906) is a genuine OEM exterior lighting component designed to restore the vehicle’s original side visibility, signaling, and factory appearance. Manufactured to GM Parts Pro’s exact factory specifications, this side marker lamp provides precise fitment, dependable illumination, and seamless integration with the vehicle’s original body panels, wiring, and lighting system.

  Constructed from high-quality automotive-grade housing, lens, seals, and electrical components, this side marker lamp is engineered to withstand vibration, moisture, UV exposure, temperature fluctuations, road debris, and everyday driving conditions. Its durable construction helps resist cracking, fading, corrosion, water intrusion, and premature electrical failure, supporting reliable long-term performance.

  Functionally, the side marker lamp helps make the vehicle more visible from the side, particularly during nighttime driving, low-light conditions, parking, and lane changes. Proper illumination helps other drivers identify the vehicle’s position and dimensions, supporting safer road communication and factory lighting functionality.

  The lamp is designed to match the vehicle’s original mounting location, body contours, lens profile, electrical connector, illumination output, and clearance requirements. Replacing a cracked, faded, moisture-contaminated, damaged, or non-functioning side marker lamp helps restore dependable visibility and a clean exterior appearance.

  As a genuine GM Parts Pro OEM component, this side marker lamp is manufactured to precise factory dimensions, optical standards, electrical specifications, sealing requirements, mounting configurations, and fitment tolerances. OEM engineering helps ensure secure installation and dependable electrical compatibility without the wiring modifications or alignment problems commonly associated with universal aftermarket lamps.

  Installation is recommended when the original side marker lamp is damaged, no longer illuminates correctly, develops internal condensation, has broken mounting tabs, or requires replacement following body or collision repairs. Proper installation helps ensure secure attachment, correct electrical connection, and reliable long-term operation.

  • Genuine GM Parts Pro OEM side marker lamp

  • Helps improve vehicle visibility from the side

  • Restores original exterior lighting and factory appearance

  • High-quality automotive-grade housing and lens construction

  • Engineered to resist moisture, vibration, and UV exposure

  • Precision-designed for factory fit and electrical compatibility

  • Helps maintain road safety, signaling, and OEM functionality

  Choosing the Side Marker Lamp - GM Parts Pro (84855906) helps restore dependable side illumination and the vehicle’s original exterior appearance while delivering the fit, quality, and durability expected from a genuine GM Parts Pro OEM component.

  
  

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