2011 Cadillac CTS Electrical Bulb & Socket Parts

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. Read more

One part is listed for the 2011 Cadillac CTS — HELLA 223569031.

This table covers the bulbs used as daytime running 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. Read more

5 Daytime Running Light Bulb parts for the 2011 Cadillac CTS come from 3 brands — PHILIPS, SYLVANIA and WAGNER. The "Popular" part is PHILIPS 12085.

In the Extended Life grade, PHILIPS supplies 1 part: grouped under the catalog's "Extended Life" designation — the notes column spells out what sets them apart. A representative part number is PHILIPS 12085LL.

In the Standard Replacement grade, PHILIPS, SYLVANIA and WAGNER supply 3 parts: built to original-equipment specification. A representative part number is PHILIPS 12085.

1 further part sits outside the graded sections, with the same engine-level match.

Listed part numbers: PHILIPS 12085, PHILIPS 12085LL and SYLVANIA 5201, plus the other parts above.

This table covers the bulbs in the dome lamp. 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. Read more

9 Dome Light Bulb parts are listed for the 2011 Cadillac CTS, from SYLVANIA, WAGNER and HELLA. HELLA 921LED5K carries the "Popular" badge.

The Extended Life section: 2 options from SYLVANIA and WAGNER. 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, SYLVANIA and WAGNER supply 3 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: 3 options from HELLA, SYLVANIA and WAGNER. HELLA 2825 is listed in this group.

This group includes HELLA 921LED5K, SYLVANIA 2825LL and WAGNER 17177LL and the remaining parts above.

This table covers the replacement bulbs for the Door Panel Light. 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. Read more

5 Door Panel Light Bulb parts for the 2011 Cadillac CTS come from 2 brands — SYLVANIA and WAGNER. The "Popular" part is SYLVANIA 906LL.

Extended Life: 2 parts, from SYLVANIA and WAGNER. A representative part number is SYLVANIA 906LL.

The LED (instant-on, long life, energy-saving) section: 1 option from SYLVANIA. SYLVANIA 906SL is listed in this group.

Standard Replacement: 2 parts, from SYLVANIA and WAGNER. A representative part number is SYLVANIA 906.

This group includes SYLVANIA 906LL and SYLVANIA 906SL and the remaining parts above.

This table covers the bulbs in the fog and driving 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. Read more

18 Fog / Driving Lamp Bulb parts for the 2011 Cadillac CTS come from 3 brands — SYLVANIA, HELLA and WAGNER. The "Popular" part is SYLVANIA H11LL.

Extended Life: 3 parts, from SYLVANIA, HELLA and WAGNER. A representative part number is SYLVANIA H11LL.

Extra Bright (improved visibility, but shorter life): 8 parts, from SYLVANIA, HELLA and WAGNER. A representative part number is HELLA H1120.

The LED (instant-on, long life, energy-saving) section: 3 options from SYLVANIA and WAGNER. SYLVANIA H11LEDSP is listed in this group.

The Reduced Glare (for rain, fog, snow, or rural driving) section lists 1 option from HELLA — grouped under the catalog's "Reduced Glare (for rain, fog, snow, or rural driving)" designation — the notes column spells out what sets them apart. HELLA H11YL is listed in this group.

Standard Replacement: 3 parts, from SYLVANIA, WAGNER and HELLA. A representative part number is SYLVANIA H11.

This table covers the sockets that hold a Fog / Driving Lamp bulb. Typical signs include a flicker over bumps, melted plastic, or a bulb that will not stay seated. Dielectric grease on the contacts slows corrosion. Do not force a bulb into a heat-damaged socket. Read more

4 Fog / Driving Lamp Socket parts for the 2011 Cadillac CTS come from 3 brands — STANDARD MOTOR PRODUCTS, WALKER PRODUCTS and WELLS.

Listed part numbers: STANDARD MOTOR PRODUCTS S2611, STANDARD MOTOR PRODUCTS LWH104 and WALKER PRODUCTS 2701120, plus the other parts above.

This table covers the bulbs in the glove-box lamp. 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. Read more

7 Glove Box Light Bulb parts for the 2011 Cadillac CTS come from 5 brands — SYLVANIA, WAGNER, PHILIPS and 2 other brands. The "Popular" part is SYLVANIA 906LL.

Extended Life: 2 parts, from SYLVANIA and WAGNER. A representative part number is SYLVANIA 906LL.

Standard Replacement: 5 parts, from PHILIPS, ACDELCO, GM GENUINE and 2 other brands. A representative part number is PHILIPS 906.

Listed part numbers: SYLVANIA 906LL and PHILIPS 906, plus the other parts above.

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. Read more

35 Headlamp Bulb parts for the 2011 Cadillac CTS come from 7 brands — HELLA, SYLVANIA, WAGNER and 4 other brands. The "Popular" part is SYLVANIA H11LL. Blue-Coated (stylish, bright-white look), Extended Life, Extra Bright (improved visibility, but shorter life), HID (intense white light), Reduced Glare (for rain, fog, snow, or rural driving) and Standard Replacement are all represented, and Standard Replacement alone accounts for 12 parts.

This table covers the sockets that hold a headlamp bulb in the housing. Typical signs include a flicker over bumps, melted plastic, or a bulb that will not stay seated. Dielectric grease on the contacts slows corrosion. Do not force a bulb into a heat-damaged socket. Read more

18 Headlamp Socket parts for the 2011 Cadillac CTS come from 9 brands — STANDARD MOTOR PRODUCTS, WELLS, DORMAN and 6 other brands. The "Popular" part is DORMAN 84783.

This table covers the LED Bulb adapters. Read more

This group shows a single part: WAGNER CBH8H11H16.

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. Read more

10 License Plate Lamp Bulb parts are listed for the 2011 Cadillac CTS, from SYLVANIA, HELLA, WAGNER and 1 other brand. HELLA 921LED5K carries the "Popular" badge.

The Extended Life section: 2 options from SYLVANIA and WAGNER. SYLVANIA 2825LL is listed in this group.

The Extra Bright (improved visibility, but shorter life) section: 1 option from SYLVANIA. SYLVANIA 2825ST is listed in this group.

LED (instant-on, long life, energy-saving): 2 parts, from HELLA and SYLVANIA. A representative part number is HELLA 921LED5K.

The Standard Replacement section: 5 options from HELLA, GM GENUINE, SYLVANIA and 1 other brand. HELLA 2825 is listed in this group.

This table covers the bulbs in the map / reading 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. Read more

3 Map / Reading Light Bulb parts are listed for the 2011 Cadillac CTS, from ACDELCO, GM GENUINE and PHILIPS.

This group includes ACDELCO 9442441, GM GENUINE 13500812 and PHILIPS PC168.

This table covers the replacement bulbs for the Overhead Console Light. 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. Read more

One part is listed for the 2011 Cadillac CTS — GM GENUINE 13500812.

This table covers the bulbs in the parking 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. Read more

8 Parking Lamp Bulb parts for the 2011 Cadillac CTS come from 3 brands — SYLVANIA, WAGNER and HELLA. The "Popular" part is SYLVANIA 2825LL.

Extended Life: 2 parts, from SYLVANIA and WAGNER. A representative part number is SYLVANIA 2825LL.

Extra Bright (improved visibility, but shorter life): 1 part, from SYLVANIA. A representative part number is SYLVANIA 2825ST.

The LED (instant-on, long life, energy-saving) section: 1 option from SYLVANIA. SYLVANIA 2825SL is listed in this group.

Standard Replacement: 4 parts, from HELLA, SYLVANIA and WAGNER. A representative part number is HELLA 2825.

This group includes SYLVANIA 2825LL, WAGNER 17177LL and SYLVANIA 2825ST and the remaining parts above.

This table covers the bulbs in the side-marker 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. Read more

10 Side Marker Light Bulb parts are listed for the 2011 Cadillac CTS, from SYLVANIA, WAGNER and HELLA. HELLA 194 carries the "Popular" badge.

The Extended Life section: 3 options from HELLA, SYLVANIA and WAGNER. HELLA 194LL is listed in this group.

The Extra Bright (improved visibility, but shorter life) section: 1 option from SYLVANIA. SYLVANIA 194ST is listed in this group.

LED (instant-on, long life, energy-saving): 3 parts, from SYLVANIA and WAGNER. A representative part number is SYLVANIA 194BSL.

The Standard Replacement section: 3 options from HELLA, WAGNER and SYLVANIA. HELLA 194 is listed in this group.

This table covers the bulbs in the step and courtesy 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. Read more

5 Step / Courtesy Light Bulb parts are listed for the 2011 Cadillac CTS, from HELLA, ACDELCO, GM GENUINE and 2 other brands. HELLA 2825 carries the "Popular" badge.

Listed part numbers: HELLA 2825, ACDELCO L906 and GM GENUINE 19115808, plus the other parts above.

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. Read more

This group shows a single part: HELLA 2825.

This table covers the bulbs in the trunk or cargo-area lamp. 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. Read more

8 Trunk / Cargo Area Light Bulb parts for the 2011 Cadillac CTS come from 5 brands — WAGNER, SYLVANIA, DORMAN and 2 other brands. The "Popular" part is DORMAN 211WHP.

Extended Life: 2 parts, from SYLVANIA and WAGNER. A representative part number is SYLVANIA 2112LL.

The LED (instant-on, long life, energy-saving) section: 2 options from DORMAN and WAGNER. DORMAN 211WHP is listed in this group.

Standard Replacement: 4 parts, from WAGNER, PHILIPS, PILOT AUTOMOTIVE and 1 other brand. A representative part number is WAGNER 2112.

Listed part numbers: DORMAN 211WHP and SYLVANIA 2112LL, plus the other parts above.

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. Read more

7 Turn Signal Lamp Bulb parts are listed for the 2011 Cadillac CTS, from PHILIPS, SYLVANIA and GM GENUINE. PHILIPS 12396NALL carries the "Popular" badge.

The Extended Life section: 1 option from PHILIPS. PHILIPS 12396NALL is listed in this group.

The Standard Replacement section: 4 options from PHILIPS, GM GENUINE and SYLVANIA. GM GENUINE 15782705 is listed in this group.

2 ungrouped parts are not assigned to a grade, with the same engine-level match.

This group includes PHILIPS 12396NALL, GM GENUINE 15782705 and PHILIPS 12272NA and the remaining parts above.

This table covers the replacement bulbs for the Vanity Mirror / Sun Visor Light. 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. Read more

This group shows a single part: GM GENUINE 13502343.