This page lists 24 electrical bulb & socket parts for the 2015 Cadillac Escalade, across 6 part types, covering the 6.2L V8 engine. Every part shows its brand, manufacturer part number and fitment notes.
On the 2015 Cadillac Escalade, the bulb and socket system covers every bulb and socket on the vehicle, from headlamps to instrument-cluster illumination. Most of the listed parts are License Plate Lamp Bulb (9 parts), Turn Signal Lamp Bulb (8 parts) and Headlamp Bulb (3 parts). The other 3 part types cover the remaining 4 parts.
Every part on this page is matched to the 6.2L V8 — the only engine offered in the 2015 Cadillac Escalade.
The most listed brands for 2015 Cadillac Escalade electrical bulb & socket parts are SYLVANIA (6 parts), WAGNER (5 parts) and HELLA (5 parts), plus 4 more brands. Quality grades include Standard Replacement, Extended Life and LED.
4 parts on this 2015 Cadillac Escalade page carry a "Popular" badge — the source catalog's flag for options frequently chosen for this vehicle — including HELLA 921LED5K (License Plate Lamp Bulb) and HELLA 7440NA (Turn Signal Lamp Bulb). Click any part number to see every vehicle that part fits.
Back Up / Reverse Lamp Bulb
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE | 13503360 | 🇺🇸 US 🇨🇦 CA | TRADE # W16WCLEAR | View on Amazon |
This table covers the bulbs in the reverse lamps. Typical signs include a dark lamp, flicker, or a bulb that keeps failing in one socket. If the same position keeps failing, replace the socket or repair the ground rather than chasing bulbs.
One part is listed for the 2015 Cadillac Escalade — GM GENUINE 13503360.
Headlamp Bulb
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| PEAK | D1S | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Fits Low BeamProfessional Box | View on Amazon |
| PEAK | H7 | 🇺🇸 US 🇨🇦 CA | High BeamProfessional Box | View on Amazon |
| PHILIPS | D1S | 🇲🇽 MX | Low Beamwith HID headlamps | View on Amazon |
This table covers the bulbs that light the headlamps. Typical signs include a dark lamp, a flicker over bumps, or a bulb that keeps failing on one side. Avoid touching a halogen capsule. Repeated failure in one socket is usually the socket or ground, not the bulb.
3 Headlamp Bulb parts for the 2015 Cadillac Escalade come from 2 brands — PEAK and PHILIPS.
This group includes PEAK D1S and PEAK H7 and the remaining parts above.
License Plate Lamp Bulb
Extended Life
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SYLVANIA | 2825LL | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Long LifeBase Type: W2.1x9.5d | View on Amazon |
| WAGNER | 17177LL | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Long LifeW2.1x9.5d Base | View on Amazon |
Extra Bright (improved visibility, but shorter life)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SYLVANIA | 2825ST | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | BlueSilver Star | View on Amazon |
LED (instant-on, long life, energy-saving)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| HELLA Popular | 921LED5K | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | LED Miniature Bulb with Color Temperature of 5000KSocket Type Bulb: SV8.5-8 | View on Amazon |
| SYLVANIA | 2825SL | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | LEDCool White | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| HELLA Popular | 2825 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | IncandescentSocket Type Bulb: W2.1x9.5d | View on Amazon |
| HELLA | 2825BL | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | IncandescentSocket Type Bulb: W2.1x9.5d | View on Amazon |
| SYLVANIA | 2825 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Base Type: W2.1x9.5dWattage: 5.00 W | View on Amazon |
| WAGNER | 17177 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | W2.1x9.5d Base5.000 Watt | View on Amazon |
This table covers the bulbs that light the license plate. Typical signs include a dark lamp, flicker, or a bulb that keeps failing in one socket. If the same position keeps failing, replace the socket or repair the ground rather than chasing bulbs.
9 License Plate Lamp Bulb parts are listed for the 2015 Cadillac Escalade, from SYLVANIA, HELLA and WAGNER. HELLA 921LED5K carries the "Popular" badge.
The Extended Life section lists 2 options from SYLVANIA and WAGNER — grouped under the catalog's "Extended Life" designation — the notes column spells out what sets them apart. SYLVANIA 2825LL is listed in this group.
The Extra Bright (improved visibility, but shorter life) section lists 1 option from SYLVANIA — grouped under the catalog's "Extra Bright (improved visibility, but shorter life)" designation — the notes column spells out what sets them apart. SYLVANIA 2825ST is listed in this group.
In the LED (instant-on, long life, energy-saving) grade, HELLA and SYLVANIA supply 2 parts: grouped under the catalog's "LED (instant-on, long life, energy-saving)" designation — the notes column spells out what sets them apart. A representative part number is HELLA 921LED5K.
The Standard Replacement section lists 4 options from HELLA, SYLVANIA and WAGNER — built to original-equipment specification. HELLA 2825 is listed in this group.
This group includes HELLA 921LED5K, SYLVANIA 2825LL and WAGNER 17177LL and the remaining parts above.
Tail Lamp Bulb
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| HELLA | 2825 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | IncandescentSocket Type Bulb: W2.1x9.5d | View on Amazon |
This table covers the bulbs in the tail lamps. Typical signs include a dark lamp, flicker, or a bulb that keeps failing in one socket. If the same position keeps failing, replace the socket or repair the ground rather than chasing bulbs.
This group shows a single part: HELLA 2825.
Tail Lamp Socket / Connector Plate
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WELLS | 1P4254 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | LeftSocket and Connector | View on Amazon |
| WELLS | 1P4255 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | RightSocket and Connector | View on Amazon |
This table covers the Tail Lamp Socket / Connector plates. Typical signs include warpage, cracks, or a plate that no longer locates the assembly. Confirm which plate the notes describe — backing plates, clutch plates and strike plates are different parts.
2 Tail Lamp Socket / Connector Plate parts for the 2015 Cadillac Escalade come from WELLS.
Part numbers include WELLS 1P4254 and WELLS 1P4255.
Turn Signal Lamp Bulb
Extended Life
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SYLVANIA | 7440ALL | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | AmberBase Type: W3X16D | View on Amazon |
| WAGNER | 7440NALL | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Long LifeNatural Amber | View on Amazon |
LED (instant-on, long life, energy-saving)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WAGNER | 7440NALED | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Natural AmberLED | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| HELLA Popular | 7440NA | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | IncandescentNatural Amber | View on Amazon |
| WAGNER Popular | 7440NA | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Natural AmberSingle Contact Wedge Base | View on Amazon |
| GM GENUINE | 13596817 | 🇺🇸 US 🇨🇦 CA | FrontWY21W BULB | View on Amazon |
| GM GENUINE | 84575580 | 🇺🇸 US 🇨🇦 CA | Bulb Base Type: Wedge | View on Amazon |
| SYLVANIA | 7440A | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Amber | View on Amazon |
This table covers the bulbs in the turn-signal lamps. Typical signs include a dark lamp, flicker, or a bulb that keeps failing in one socket. If the same position keeps failing, replace the socket or repair the ground rather than chasing bulbs.
8 Turn Signal Lamp Bulb parts are listed for the 2015 Cadillac Escalade, from WAGNER, SYLVANIA, GM GENUINE and 1 other brand. HELLA 7440NA carries the "Popular" badge.
The Extended Life section: 2 options from SYLVANIA and WAGNER. SYLVANIA 7440ALL is listed in this group.
LED (instant-on, long life, energy-saving): 1 part, from WAGNER. A representative part number is WAGNER 7440NALED.
The Standard Replacement section: 5 options from GM GENUINE, HELLA, WAGNER and 1 other brand. HELLA 7440NA is listed in this group.
This group includes HELLA 7440NA, SYLVANIA 7440ALL and WAGNER 7440NALL and the remaining parts above.
Buying Electrical Bulb & Socket Parts for a 2015 Cadillac Escalade
On this vehicle, the bulb and socket system covers every bulb and socket on the vehicle, from headlamps to instrument-cluster illumination.
- Confirm you have the 6.2L V8 engine — every part on this page is matched to it.
- Read the notes on each row for position, trim and spec qualifiers before you order.
- Where labor overlaps, replace bulbs in pairs so both sides age together, and put a smear of dielectric grease on the new socket contacts.
- Cross-reference the manufacturer part number against your old part or a service-manual listing.
Start with the largest groups on this page: License Plate Lamp Bulb and Turn Signal Lamp Bulb .
Frequently Asked Questions
How many electrical bulb & socket parts fit the 2015 Cadillac Escalade?
Our catalog currently lists 24 electrical bulb & socket parts for the 2015 Cadillac Escalade across 6 subcategories and 7 brands, covering the 6.2L V8 engine. Each part is matched to the engine(s) it fits.
What are the signs of electrical bulb & socket problems on a 2015 Cadillac Escalade?
Common symptoms include a lamp that flickers over bumps, melted or discolored socket plastic, or bulbs that keep failing early on one side. If you notice any of these, identify the affected subcategory above and cross-reference the part numbers listed.
What should I replace at the same time?
Where labor overlaps, replace bulbs in pairs so both sides age together, and put a smear of dielectric grease on the new socket contacts.
What do the market flags (US, CA, MX) on each part mean?
They show the market for which the manufacturer published application data for that part — where the vehicle was first sold, not where the part was made. If your 2015 Cadillac Escalade was originally sold in the US, the safest choice is a part marked for the US market.
How do I make sure a part fits my 2015 Cadillac Escalade?
Every part on this page is matched to the 6.2L V8 engine. Then repeated bulb failure in one position usually means a socket or ground problem, not bad bulbs — replace the socket rather than chase it. The notes column carries position and trim qualifiers where they apply.
Other Parts for the 2015 Cadillac Escalade
Electrical Bulb & Socket Parts for Other Cadillac Escalade Years
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Manufacturer names, model designations and part numbers are used for identification and fitment reference only. AutoFactsDB is an independent catalog and is not affiliated with, endorsed by, or sponsored by any vehicle manufacturer displayed on this page.