Dorman 75222 Door Lock Knob - Front or Rear

Dorman 75222 Door Lock Knob

Restore interior door lock operation with this Dorman door lock knob, designed as an OE-style replacement for vehicles that need a direct-fit interior lock control. The gray plastic construction and clip-on, push-in attachment help return the door panel to a clean, factory-like appearance.

• OE-style door lock knob for interior lock and unlock control
• Gray plastic construction with a rectangular profile
• Clip-on, push-in attachment method for a direct replacement approach
• Measures 2.7 inches in length with a 0.25-inch outside diameter
• Fits front and rear door applications on select Cadillac, Chevrolet, GMC, and Hummer models

Product Details

Dorman 75222 is a replacement door lock knob built to match the original equipment style used on select GM trucks and SUVs. It is intended to restore the function of the interior lock control when the original knob is missing or damaged, while also helping maintain the vehicle’s interior appearance. This part number 75222 is listed for applications including Cadillac Escalade, Chevrolet Silverado 1500, and GMC Sierra models across multiple model years.

This part cross-references OE number 15844618 for the same application.

What It Helps Fix

• Broken or missing interior door lock knob
• Difficulty locking or unlocking the door from inside the cabin
• Worn or damaged gray interior trim at the door lock location
• Loose or non-retaining lock knob on the door panel
• Factory appearance concerns after knob damage or loss

Installation Notes

Verify part number and vehicle compatibility before purchase. This door lock knob uses a clip-on, push-in attachment method, so confirm the shaft diameter and door panel opening match the original part before installation. For best results, compare the existing knob shape, color, and dimensions to the replacement before fitting it to the door panel.

Quality Assurance

Dorman designs this replacement to fit like original equipment and restore the vehicle’s door lock function and interior appearance. Confirmed fitment includes 2007-2014 Cadillac Escalade, 2007-2014 Chevrolet Tahoe, 2007-2014 GMC Yukon, and related front and rear door applications on select Cadillac, Chevrolet, GMC, and Hummer models.