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Chevrolet Tahoe 2019 Bulb Size
Bulb size chart
Fog Light Bulb Front - 12278, PSX26W
Headlight Bulb High Beam - 9005
Headlight Bulb Low Beam(with halogen headlights) - H11
Headlight Bulb Low Beam(with HID headlights) - D3S
Back Up Reverse Light Bulb - 921
Brake Light Bulb - 7440R
Center High Mount Stop Light Bulb - LED
Daytime Running Light Bulb(with halogen headlights) - 9005
Daytime Running Light Bulb(with HID headlights) - LED
License Plate Light Bulb - 2825, 98
Parking Light Bulb - LED
Side Marker Light Bulb Front - LED
Side Marker Light Bulb Rear - LED
Tail Light Bulb - LED
Turn Signal Light Bulb Front - 7440A
Turn Signal Light Bulb Rear - 7440
Dome Light Bulb - LED
Interior Door Light Bulb - LED
Map Light Bulb - LED
Trunk or Cargo Area Light - LED
12278 Bulbs
Used for: Fog Light Bulb Front
PSX26W Bulbs
Used for: Fog Light Bulb Front
9005 Bulbs
Used for: Headlight Bulb High Beam, Daytime Running Light Bulb(with halogen headlights)
H11 Bulbs
Used for: Headlight Bulb Low Beam(with halogen headlights)
D3S Bulbs
Used for: Headlight Bulb Low Beam(with HID headlights)
921 Bulbs
Used for: Back Up Reverse Light Bulb
7440R Bulbs
Used for: Brake Light Bulb
2825 Bulbs
Used for: License Plate Light Bulb
98 Bulbs
Used for: License Plate Light Bulb
7440A Bulbs
Used for: Turn Signal Light Bulb Front
7440 Bulbs
Used for: Turn Signal Light Bulb Rear
This page for the 2019 Chevrolet Tahoe helps you verify bulb sizes by lighting position, so you can match the correct replacement before you buy. Because the Tahoe can be equipped with different lighting setups, it is important to check the exact lamp location and headlight type on your vehicle.
Use the bulb chart to find the right fit for exterior and interior lights such as headlights, turn signals, brake lights, reverse lights, license plate lights, dome lights, map lights, and cargo area lighting. That makes it easier to replace a burned-out bulb and avoid ordering the wrong part.
Fitment can vary by trim, lighting package, market, and body style, so always confirm whether your 2019 Chevrolet Tahoe uses halogen headlights or HID headlights before choosing low beam or daytime running light bulbs. The chart on this page lists different bulb types for those setups, and it is also worth checking whether your vehicle has factory LED interior or exterior lighting in certain positions. If you are converting to aftermarket LED bulbs, make sure the new bulb matches the socket, polarity, and available space inside the housing, since some LED replacements may need resistors or adapters to work correctly and avoid warnings or fast flash. The safest approach is to compare the installed bulb with the chart before purchase, especially for positions like fog lights, parking lights, and rear turn signals where equipment can differ.
FAQ
What is the low beam bulb for a 2019 Chevrolet Tahoe with halogen headlights?
The low beam bulb listed for halogen headlights is H11.
What is the low beam bulb for a 2019 Chevrolet Tahoe with HID headlights?
The low beam bulb listed for HID headlights is D3S.
Which high beam bulb does the 2019 Chevrolet Tahoe use?
The high beam bulb is 9005.
What bulb is used for the front turn signal on this Tahoe?
The front turn signal bulb is 7440A.
What bulb is used for the rear turn signal on the 2019 Chevrolet Tahoe?
The rear turn signal bulb is 7440.
What bulb fits the brake light on this model?
The brake light bulb is 7440R.
What is the reverse light bulb size for a 2019 Chevrolet Tahoe?
The back up reverse light bulb is 921.
What bulb is used for the license plate lights?
The license plate light bulb is listed as 2825 or 98.
What fog light bulb does the 2019 Chevrolet Tahoe use?
The front fog light bulb is PSX26W or 12278.
Are the daytime running light bulbs the same on all 2019 Tahoe models?
No. The daytime running light bulb depends on the headlight setup. Models with HID headlights use an LED daytime running light bulb, while models with halogen headlights use 9005.
Do interior bulbs on the 2019 Chevrolet Tahoe have the same fitment as exterior bulbs?
No. Interior positions such as dome lights, map lights, trunk or cargo area lights, and interior door lights use separate LED bulb types and should be checked by location.
Why should I check the installed bulb before ordering replacements?
Because trim and lighting package differences can change fitment. Checking the installed bulb helps confirm the correct size, especially if the Tahoe has been modified or fitted with aftermarket lighting.