Griddle Burner Knob Replacement: When and How to Swap It

By blackstoneproducts | Published: 2026-10-26

Category: How-to Guides

Learn when to replace your Blackstone griddle burner knob and follow simple steps to swap it safely, keeping your griddle ready for cooking.

Quick answer

Replace your Blackstone burner knob when it feels loose, cracked, or won't turn smoothly. The swap takes minutes and needs no tools.

Signs your knob needs replacement

A burner knob that sticks, spins without engaging the valve, or shows visible cracks is a safety and convenience issue. A loose knob can also fall off mid-cook, leaving you unable to adjust the flame quickly.

If the knob is merely dirty, a quick clean may fix it. But if the plastic is warped from heat or the metal stem is stripped, replacement is the reliable fix.

Compatibility check before you buy

The Black Original Burner Knob fits all Blackstone models except the 28-inch and 17-inch Air Fryer control knobs and the E-Series. Confirm your model before ordering to avoid a mismatch.

If you have one of the excluded models, measure your current knob and consult the manufacturer for the correct part.

Step-by-step replacement

Turn off the gas and let the griddle cool: Make sure the gas supply is off and the griddle is completely cool before touching the knob area. Never work on a hot griddle; burns are the most common mistake.
Pull the old knob straight off: Grip the knob firmly and pull it directly away from the control panel. It should slide off the metal stem without prying. If it resists, wiggle gently; do not use a screwdriver that could scratch the panel.
Inspect the valve stem: Check the metal stem for damage or debris. Wipe it clean so the new knob seats fully. A bent or broken stem needs a professional repair, not just a knob swap.
Align the new knob and push it on: Match the flat side of the knob's hole with the flat side of the stem, then push until it clicks or sits flush. If the knob spins without engaging, remove and realign; do not force it.
Test the knob before cooking: Turn the gas on, light the burner, and rotate the knob through low and high settings to confirm smooth operation. If the flame doesn't respond, turn off the gas and recheck the knob seating.

Product facts

Black Original Burner Knob: Original Black Burner Knob is compatible with all Blackstone models, excluding the 28-inch and 17-inch Air Fryer control knobs and the E-Series. You can confidently order this knob for most Blackstone griddles without worrying about fit.
Black Original Burner Knob