2015 Cadillac CTS Electrical Parts

This table covers the alternators that charge the battery and run the electrical load. Typical signs include dim lights at idle, a battery lamp, or a growl from the charging pulley. Load-test the battery and inspect the belt and grounds — a bad ground mimics a failed alternator. Read more

16 Alternator / Generator parts are listed for the 2015 Cadillac CTS, from GM GENUINE, WAI GLOBAL, DENSO and 7 other brands. GM GENUINE 22942844 carries the "Popular" badge.

In the New grade, GM GENUINE, WAI GLOBAL and VALEO supply 5 parts: brand-new units rather than rebuilt ones. A representative part number is GM GENUINE 22942844.

In the Remanufactured grade, DENSO, PURE ENERGY, REMY and 4 other brands supply 11 parts: factory-rebuilt units with new wear components. A representative part number is DENSO 2101224.

This table covers the pulleys on the alternator shaft. Typical signs include a growl or chirp that follows engine speed, or a pulley that will not spin freely by hand. Spin each pulley with the belt off. Roughness or play means replace it with the belt. Read more

2 Alternator / Generator Pulley parts for the 2015 Cadillac CTS come from 2 brands — CONTINENTAL and LITENS.

Listed part numbers: CONTINENTAL 49921 and LITENS 920893A.

This table covers the Antenna modules. Typical signs include a cluster of unrelated faults, a no-communication code, or a module that will not sleep. Confirm power, ground and programming compatibility in the notes. Modules are rarely plug-and-play across years. Read more

This group shows a single part: GM GENUINE 84026441.

This table covers the Anti-Theft control modules. Read more

This group shows a single part: GM GENUINE 13500158.

This table covers the sirens in the anti-theft system. Read more

This group shows a single part: GM GENUINE 39098012.

This table covers the Automatic Headlamp sensors. Typical signs include a warning lamp, a stored code, or a reading that drops out when the harness is wiggled. Inspect the connector and ground before replacing the sensor — wiring faults are often condemned as bad sensors. Read more

2 Automatic Headlamp Sensor parts for the 2015 Cadillac CTS come from 2 brands — GM GENUINE and STANDARD MOTOR PRODUCTS.

Listed part numbers: GM GENUINE 13498958 and STANDARD MOTOR PRODUCTS EFL172.

This table covers the batteries listed by group size and specification. Typical signs include slow cranking, a battery lamp, or a no-start after the vehicle sat overnight. Confirm group size and terminal layout in the notes. Clean the posts and the ground before condemning the battery. Read more

16 Battery parts for the 2015 Cadillac CTS come from 8 brands — ACDELCO, DEKA, LUCAS and 5 other brands. The "Popular" part is DEKA 9A48.

In the AGM (Extended Life) grade, ACDELCO, DEKA, LUCAS and 4 other brands supply 14 parts: grouped under the catalog's "AGM (Extended Life)" designation — the notes column spells out what sets them apart. A representative part number is DEKA 9A48.

In the Performance AGM (Extended Life + Increased Power) grade, FULLRIVER supplies 2 parts: grouped under the catalog's "Performance AGM (Extended Life + Increased Power)" designation — the notes column spells out what sets them apart. A representative part number is FULLRIVER FT85094R.

This table covers the positive and ground cables that run from the battery. Typical signs include a stretched or frayed cable, or a control that no longer reaches the end of its travel. Route the new cable through the same clips. A kinked cable binds and fails early. Read more

One part is listed for the 2015 Cadillac CTS — GM GENUINE 23180437.

This table covers the Battery Current sensors. Typical signs include a warning lamp, a stored code, or a reading that drops out when the harness is wiggled. Inspect the connector and ground before replacing the sensor — wiring faults are often condemned as bad sensors. Read more

3 Battery Current Sensor parts are listed for the 2015 Cadillac CTS, from GM GENUINE, STANDARD MOTOR PRODUCTS and WELLS.

This group includes GM GENUINE 13505369, STANDARD MOTOR PRODUCTS SBC111 and WELLS 5S6706.

This table covers the clamps and brackets that secure the battery. Read more

One part is listed for the 2015 Cadillac CTS — DORMAN 390030.

This table covers the Battery Vent tubes. Read more

One part is listed for the 2015 Cadillac CTS — GM GENUINE 85665279.

This table covers the body-control modules that run lighting, locks and wipers. Read more

GM GENUINE supplies the 4 Body Control Module (BCM) parts for the 2015 Cadillac CTS.

This group includes GM GENUINE 13587704, GM GENUINE 84922494 and GM GENUINE 22787940 and the remaining parts above.

This table covers the brackets that mount the Body Control Module (BCM). Typical signs include a cracked mount, a rattle, or a bracket that no longer holds alignment. Confirm position in the notes. Many brackets look alike and bolt to different corners. Read more

One part is listed for the 2015 Cadillac CTS — GM GENUINE 22961309.

This table covers the resettable circuit breakers in this vehicle's electrical system. Read more

5 Circuit Breaker parts for the 2015 Cadillac CTS come from 2 brands — STANDARD MOTOR PRODUCTS and GM GENUINE.

Listed part numbers: GM GENUINE 84511649, GM GENUINE 19116527 and STANDARD MOTOR PRODUCTS FH58, plus the other parts above.

This table covers the Cruise Control Distance sensors. Typical signs include a warning lamp, a stored code, or a reading that drops out when the harness is wiggled. Inspect the connector and ground before replacing the sensor — wiring faults are often condemned as bad sensors. Read more

This group shows a single part: GM GENUINE 84956402.

This table covers the engine-control modules that run fuel, spark and emissions. Read more

GM GENUINE supplies the 4 Engine Control Module (ECM Computer) parts for the 2015 Cadillac CTS.

This group includes GM GENUINE 19432266, GM GENUINE 12704477 and GM GENUINE 19421505 and the remaining parts above.

This table covers the brackets that mount the Engine Control Module (ECM Computer). Typical signs include a cracked mount, a rattle, or a bracket that no longer holds alignment. Confirm position in the notes. Many brackets look alike and bolt to different corners. Read more

One part is listed for the 2015 Cadillac CTS — GM GENUINE 84013975.

This table covers the replacement fuses for this vehicle's fuse boxes. Typical signs include one circuit dead while its neighbor still works, or a fuse that blows again as soon as you replace it. Match amperage and fuse type. A repeat blow means a short — find it before the next fuse. Read more

17 Fuse parts for the 2015 Cadillac CTS come from 3 brands — LITTELFUSE, GM GENUINE and ACDELCO. The "Popular" part is LITTELFUSE MIN15.

In the 10 Amp grade, LITTELFUSE supplies 1 part: grouped under the catalog's "10 Amp" designation — the notes column spells out what sets them apart. A representative part number is LITTELFUSE LMIN10.

In the 100 Amp grade, GM GENUINE supplies 1 part: grouped under the catalog's "100 Amp" designation — the notes column spells out what sets them apart. A representative part number is GM GENUINE 84070942.

The 15 Amp section lists 1 option from LITTELFUSE — grouped under the catalog's "15 Amp" designation — the notes column spells out what sets them apart. LITTELFUSE MIN15 is listed in this group.

The 150 Amp section lists 1 option from GM GENUINE — grouped under the catalog's "150 Amp" designation — the notes column spells out what sets them apart. GM GENUINE 84070922 is listed in this group.

The 20 Amp section lists 1 option from LITTELFUSE — grouped under the catalog's "20 Amp" designation — the notes column spells out what sets them apart. LITTELFUSE MIN20 is listed in this group.

In the 250 Amp grade, GM GENUINE supplies 1 part: grouped under the catalog's "250 Amp" designation — the notes column spells out what sets them apart. A representative part number is GM GENUINE 84116255.

In the 30 Amp grade, LITTELFUSE and GM GENUINE supply 3 parts: grouped under the catalog's "30 Amp" designation — the notes column spells out what sets them apart. A representative part number is LITTELFUSE JCAS30.

The 350 Amp section lists 1 option from GM GENUINE — grouped under the catalog's "350 Amp" designation — the notes column spells out what sets them apart. GM GENUINE 84116257 is listed in this group.

The 40 Amp section lists 2 options from LITTELFUSE and ACDELCO — grouped under the catalog's "40 Amp" designation — the notes column spells out what sets them apart. LITTELFUSE JCAS40 is listed in this group.

In the 50 Amp grade, LITTELFUSE supplies 1 part: grouped under the catalog's "50 Amp" designation — the notes column spells out what sets them apart. A representative part number is LITTELFUSE JCAS50.

The 60 Amp section lists 1 option from LITTELFUSE — grouped under the catalog's "60 Amp" designation — the notes column spells out what sets them apart. LITTELFUSE JCAS60 is listed in this group.

The 7.5 Amp section lists 1 option from LITTELFUSE — grouped under the catalog's "7.5 Amp" designation — the notes column spells out what sets them apart. LITTELFUSE MIN75 is listed in this group.

In the 70 Amp grade, GM GENUINE supplies 2 parts: grouped under the catalog's "70 Amp" designation — the notes column spells out what sets them apart. A representative part number is GM GENUINE 84070937.

This table covers the fuse blocks that hold this vehicle's fuses. Read more

2 Fuse Block parts are listed for the 2015 Cadillac CTS, from DORMAN and GM GENUINE.

This group includes DORMAN 956430 and GM GENUINE 20815889.

This table covers the Garage Door Opener modules. Typical signs include a cluster of unrelated faults, a no-communication code, or a module that will not sleep. Confirm power, ground and programming compatibility in the notes. Modules are rarely plug-and-play across years. Read more

One part is listed for the 2015 Cadillac CTS — GM GENUINE 22850908.

This table covers the HID Lighting ballasts. Read more

5 HID Lighting Ballast parts are listed for the 2015 Cadillac CTS, from DORMAN, AUTOTECNICA, STANDARD MOTOR PRODUCTS and 1 other brand.

This group includes AUTOTECNICA CA1320411, DORMAN 601921 and DORMAN 601172 and the remaining parts above.

This table covers the horns mounted in the front of the vehicle. Read more

14 Horn parts for the 2015 Cadillac CTS come from 2 brands — FIAMM and GM GENUINE. The "Popular" part is FIAMM 7210223.

The Accessory Replacement section lists 7 options from FIAMM — grouped under the catalog's "Accessory Replacement" designation — the notes column spells out what sets them apart. FIAMM 7210223 is listed in this group.

In the Standard Replacement grade, FIAMM and GM GENUINE supply 7 parts: built to original-equipment specification. A representative part number is FIAMM 7201223.

This table covers the horn contacts in the steering column. Read more

2 Horn Contact parts for the 2015 Cadillac CTS come from GM GENUINE.

Part numbers include GM GENUINE 23311271 and GM GENUINE 25889495.

This table covers the receivers that pick up the key-fob unlock signal. Read more

One part is listed for the 2015 Cadillac CTS — GM GENUINE 13586853.

This table covers the key fobs that lock, unlock and start the vehicle. Read more

5 Keyless Entry Remote parts are listed for the 2015 Cadillac CTS, from GM GENUINE and DORMAN.

This group includes DORMAN 99110, GM GENUINE 13544034 and GM GENUINE 25943677 and the remaining parts above.

This table covers the replacement shells for the key fob. Read more

One part is listed for the 2015 Cadillac CTS — DORMAN 92049.

This table covers the modules that control the exterior lighting. Read more

GM GENUINE supplies both parts for the 2015 Cadillac CTS.

Listed part numbers: GM GENUINE 22972618 and GM GENUINE 23493477.

This table covers the Park Assist (PAS) Camera modules. Typical signs include a cluster of unrelated faults, a no-communication code, or a module that will not sleep. Confirm power, ground and programming compatibility in the notes. Modules are rarely plug-and-play across years. Read more

2 Park Assist (PAS) Camera Module parts for the 2015 Cadillac CTS come from GM GENUINE.

This group includes GM GENUINE 23489450 and GM GENUINE 22743052.

This table covers the ultrasonic park-aid sensors in the bumper. Typical signs include a warning lamp, a stored code, or a reading that drops out when the harness is wiggled. Inspect the connector and ground before replacing the sensor — wiring faults are often condemned as bad sensors. Read more

15 Parking Aid Sensor parts are listed for the 2015 Cadillac CTS, from GM GENUINE, STANDARD MOTOR PRODUCTS, BOSCH and 4 other brands. BOSCH 0263043553 carries the "Popular" badge.

This table covers the brackets that mount the Parking Aid Sensor. Typical signs include a cracked mount, a rattle, or a bracket that no longer holds alignment. Confirm position in the notes. Many brackets look alike and bolt to different corners. Read more

One part is listed for the 2015 Cadillac CTS — GM GENUINE 22857317.

This table covers the totally-integrated power modules that distribute body electrical power. Typical signs include a cluster of unrelated faults, a no-communication code, or a module that will not sleep. Confirm power, ground and programming compatibility in the notes. Modules are rarely plug-and-play across years. Read more

2 Power Supply Module (TIPM) parts for the 2015 Cadillac CTS come from GM GENUINE.

This group includes GM GENUINE 13599326 and GM GENUINE 23346669.

This table covers the Rain sensors. Typical signs include a warning lamp, a stored code, or a reading that drops out when the harness is wiggled. Inspect the connector and ground before replacing the sensor — wiring faults are often condemned as bad sensors. Read more

HELLA supplies both parts for the 2015 Cadillac CTS.

Part numbers include HELLA 011012881 and HELLA 011178861.

This table covers the Side Object Sensor modules. Typical signs include a cluster of unrelated faults, a no-communication code, or a module that will not sleep. Confirm power, ground and programming compatibility in the notes. Modules are rarely plug-and-play across years. Read more

GM GENUINE supplies both parts for the 2015 Cadillac CTS.

Part numbers include GM GENUINE 84112235 and GM GENUINE 23257304.

This table covers the speed sensors on the transmission, transfer case or ABS ring. Typical signs include a dead speedometer, harsh transmission shifts, or a code for vehicle speed. Inspect the tone wheel and the connector before replacing the sensor. Read more

17 Speed Sensor parts for the 2015 Cadillac CTS come from 10 brands — STANDARD MOTOR PRODUCTS, HOLSTEIN, WALKER PRODUCTS and 7 other brands. The "Popular" part is SKP SK917644.

The Economy section lists 5 options from HOLSTEIN, SKP, GPD and 1 other brand — the catalog's value-priced group. SKP SK917644 is listed in this group.

The Full Service Kit section lists 1 option from WALKER PRODUCTS — grouped under the catalog's "Full Service Kit" designation — the notes column spells out what sets them apart. WALKER PRODUCTS 24091045 is listed in this group.

Standard Replacement: 11 parts, from DELPHI, NTK, STANDARD MOTOR PRODUCTS and 4 other brands. A representative part number is ACDELCO 2134666.

This table covers the seals at the Speed Sensor. Typical signs include a wet housing, a drip after sitting, or fluid flung off a rotating shaft. Fix the surface the seal rides on. A new seal on a grooved shaft will leak again. Read more

One part is listed for the 2015 Cadillac CTS — GM GENUINE 10475299.

This table covers the Starter bolts. Read more

2 Starter Bolt parts are listed for the 2015 Cadillac CTS, from DORMAN and GM GENUINE.

Listed part numbers: DORMAN 72004 and GM GENUINE 11610633.

This table covers the Starter Motor Heat shields. Typical signs include a bent shield rubbing a rotor, or rust-through that leaves the backing open. A rubbing shield will eat a new rotor. Straighten or replace it before the wheel goes back on. Read more

This group shows a single part: GM GENUINE 12668713.

This table covers the Yaw sensors. Typical signs include a warning lamp, a stored code, or a reading that drops out when the harness is wiggled. Inspect the connector and ground before replacing the sensor — wiring faults are often condemned as bad sensors. Read more

This group shows a single part: GM GENUINE 13589518.