2013 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

17 Alternator / Generator parts are listed for the 2013 Cadillac CTS, from GM GENUINE, WAI GLOBAL, DENSO and 7 other brands. GM GENUINE 23480514 carries the "Popular" badge.

In the New grade, GM GENUINE, WAI GLOBAL and TYC supply 5 parts: brand-new units rather than rebuilt ones. A representative part number is GM GENUINE 23480514.

In the Remanufactured grade, DENSO, ACDELCO, PURE ENERGY and 4 other brands supply 12 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 2013 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: ACDELCO 22802157.

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

This group shows a single part: GM GENUINE 15213135.

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

This group shows a single part: GM GENUINE 13498958.

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

7 Battery parts for the 2013 Cadillac CTS come from 7 brands — DEKA, LUCAS, ACDELCO and 4 other brands. The "Popular" part is DEKA 9A48. Every part fits all 3 engine options (3.0L V6, 3.6L V6 and 6.2L V8 Supercharged).

In the AGM (Extended Life) grade, DEKA, LUCAS, ACDELCO and 3 other brands supply 6 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 1 part: 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 FT68048.

Listed part numbers: DEKA 9A48, LUCAS LBAGM004A and ACDELCO 48AGM, plus the other parts above.

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 2013 Cadillac CTS, from GM GENUINE, STANDARD MOTOR PRODUCTS and WELLS. All of them fit every engine offered in the 2013 CTS.

Part numbers include 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 2013 Cadillac CTS — DORMAN 390030.

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

4 Body Control Module (BCM) parts are listed for the 2013 Cadillac CTS, from GM GENUINE and DORMAN. All of them fit every engine offered in the 2013 CTS.

Listed part numbers: DORMAN 502001, GM GENUINE 84922494 and GM GENUINE 22787940, plus the other parts above.

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

This group shows a single part: GM GENUINE 19116527.

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

GM GENUINE supplies the 3 Engine Control Module (ECM Computer) parts for the 2013 Cadillac CTS.

Listed part numbers: GM GENUINE 12651994, GM GENUINE 19421505 and GM GENUINE 12678513.

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 2013 Cadillac CTS — GM GENUINE 25852809.

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

9 Fuse parts for the 2013 Cadillac CTS come from LITTELFUSE. The "Popular" part is LITTELFUSE MIN20. Every part fits all 3 engine options (3.0L V6, 3.6L V6 and 6.2L V8 Supercharged).

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.

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 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 30 Amp grade, LITTELFUSE supplies 2 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 40 Amp section lists 1 option from LITTELFUSE — 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.

This group includes LITTELFUSE MIN20, LITTELFUSE LMIN10 and LITTELFUSE MIN15 and the remaining parts above.

This table covers the HID Lighting ballasts. Read more

4 HID Lighting Ballast parts are listed for the 2013 Cadillac CTS, from AUTOTECNICA, DORMAN, STANDARD MOTOR PRODUCTS and 1 other brand. All of them fit every engine offered in the 2013 CTS.

This group includes AUTOTECNICA CA1320411, DORMAN 601172 and STANDARD MOTOR PRODUCTS HID160 and the remaining parts above.

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

14 Horn parts for the 2013 Cadillac CTS come from 2 brands — FIAMM and GM GENUINE. The "Popular" part is FIAMM 7210223. Every part fits all 3 engine options (3.0L V6, 3.6L V6 and 6.2L V8 Supercharged).

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

This group shows a single part: GM GENUINE 25889495.

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

GM GENUINE supplies both parts for the 2013 Cadillac CTS.

Part numbers include GM GENUINE 20863945 and GM GENUINE 20803736.

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

10 Keyless Entry Remote parts are listed for the 2013 Cadillac CTS, from GM GENUINE, STANDARD MOTOR PRODUCTS and DORMAN. GM GENUINE 20998255 carries the "Popular" badge. 8 parts fit every engine; the other 2 are engine-specific.

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

One part is listed for the 2013 Cadillac CTS — DORMAN 13617.

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

This group shows a single part: 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

6 Parking Aid Sensor parts are listed for the 2013 Cadillac CTS, from GM GENUINE, BOSCH, DORMAN and 2 other brands. BOSCH 0263043551 carries the "Popular" badge. All of them fit every engine offered in the 2013 CTS.

This group includes BOSCH 0263043551, DORMAN 684012 and GM GENUINE 20777093 and the remaining parts above.

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

One part is listed for the 2013 Cadillac CTS — HELLA 011178861.

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

22 Speed Sensor parts for the 2013 Cadillac CTS come from 10 brands — STANDARD MOTOR PRODUCTS, GM GENUINE, NTK and 7 other brands. The "Popular" part is SKP SK917644. 1 part fits every engine; the other 21 are engine-specific.

The Economy section lists 6 options from GPD, HOLSTEIN, SKP 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: 15 parts, from GM GENUINE, NTK, WELLS 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 2013 Cadillac CTS — GM GENUINE 10475299.

This table covers the starter motors that crank the engine. Typical signs include no motion, a squeal, or a motor that only runs on one speed. Confirm power, ground and the control module before replacing the motor. Read more

10 Starter Motor parts are listed for the 2013 Cadillac CTS, from WAI GLOBAL, TYC, ULTRA-POWER and 6 other brands. TYC 117996 carries the "Popular" badge.

New: 4 parts, from WAI GLOBAL, TYC and ULTRA-POWER. A representative part number is TYC 117996.

Remanufactured: 6 parts, from PURE ENERGY, ACDELCO, DENSO and 3 other brands. A representative part number is PURE ENERGY 17996.

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.