TPMS Relearn Tool – Tire Pressure Sensor Reset Tool for GM (EL-50448) and Ford/Lincoln/Mercury (EL-50449)

Turn off the TPMS warning light yourself in minutes. This one-button relearn tool activates your tire pressure sensors after a tire rotation, tire or sensor replacement, or a summer/winter tire swap, saving a trip to the dealer or tire shop.

Choose your fitment

• GM (EL-50448 / OEC-T5) – Chevrolet, Cadillac, GMC, Buick (315/433 MHz OE sensors)
• Ford / Lincoln / Mercury (EL-50449) – for compatible Ford-family vehicles

What it does

• Activates and relearns OE tire pressure sensors
• Helps clear the TPMS warning lamp and restore the dashboard tire pressure display
• Lets you quickly check whether a sensor is responding

How to use

1. Put the vehicle in TPMS learn mode (see your owner's manual).
2. Hold the tool against the tire sidewall near the valve stem, antenna parallel to the stem.
3. Press the button; the horn or turn signal confirms each sensor.

Please note

• Works with OE/OEM sensors only; not for universal or most aftermarket sensors.
• For cars, SUVs, pickups and light trucks; not for heavy trucks or external TPMS systems.
• Requires one 9V battery (not included). Remove the battery insulating film before first use.
• Check the fitment list in the photos against your year, make and model before ordering.

Specs

Size: 6.1 x 2.2 x 1.4 in. Weight: 4.6 oz. Material: ABS plastic.