2020 Cadillac XT4 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

5 Alternator / Generator parts are listed for the 2020 Cadillac XT4, from GM GENUINE, FVP, PURE ENERGY and 2 other brands. GM GENUINE 85759062 carries the "Popular" badge.

In the New grade, GM GENUINE supplies 1 part: brand-new units rather than rebuilt ones. A representative part number is GM GENUINE 85759062.

In the Remanufactured grade, FVP, PURE ENERGY, REMY and 1 other brand supply 4 parts: factory-rebuilt units with new wear components. A representative part number is FVP 10392.

Part numbers include GM GENUINE 85759062 and FVP 10392, among others listed above.

This table covers the Alternator / Generator bolts. Read more

This group shows a single part: GM GENUINE 11611102.

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

This group shows a single part: LITENS 920114A.

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 84858547.

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

This group shows a single part: GM GENUINE 13540633.

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

2 Anti-Theft Siren parts for the 2020 Cadillac XT4 come from GM GENUINE.

This group includes GM GENUINE 39119104 and GM GENUINE 13569122.

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

10 Battery parts for the 2020 Cadillac XT4 come from 8 brands — DEKA, ACDELCO, BOSCH and 5 other brands. The "Popular" part is DEKA 9A48.

In the AGM (Extended Life) grade, DEKA, ACDELCO, BOSCH and 4 other brands supply 9 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 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

GM GENUINE supplies the 3 Battery Cable parts for the 2020 Cadillac XT4.

Part numbers include GM GENUINE 42849650, GM GENUINE 84854051 and GM GENUINE 85603046.

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

One part is listed for the 2020 Cadillac XT4 — STANDARD MOTOR PRODUCTS BSC123.

This table covers the covers that protect battery terminals. Read more

This group shows a single part: GM GENUINE 23347544.

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

GM GENUINE supplies the 3 Body Control Module (BCM) parts for the 2020 Cadillac XT4.

Part numbers include GM GENUINE 13527301, GM GENUINE 22940857 and GM GENUINE 13534192.

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

2 Circuit Breaker parts for the 2020 Cadillac XT4 come from STANDARD MOTOR PRODUCTS.

Part numbers include STANDARD MOTOR PRODUCTS FH58 and STANDARD MOTOR PRODUCTS FH59.

This table covers the Engine Control Module (ECM Computer) bolts. Read more

This group shows a single part: GM GENUINE 11609585.

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

43 Fuse parts for the 2020 Cadillac XT4 come from 3 brands — GM GENUINE, BUSSMANN and ACDELCO. The "Popular" part is GM GENUINE 15305191. 10 Amp, 100 Amp, 125 Amp, 15 Amp, 150 Amp, 175 Amp, 2 Amp, 20 Amp, 225 Amp, 25 Amp, 250 Amp, 3 Amp, 30 Amp, 300 Amp, 350 Amp, 4 Amp, 40 Amp, 450 Amp, 5 Amp, 50 Amp, 60 Amp, 7.5 Amp and 70 Amp are all represented, and 25 Amp alone accounts for 5 parts.

This table covers the Hands Free Vehicle Access 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 2020 Cadillac XT4 — GM GENUINE 23275430.

This table covers the Hands Free Vehicle Access 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

GM GENUINE supplies both parts for the 2020 Cadillac XT4.

Listed part numbers: GM GENUINE 84124769 and GM GENUINE 84124770.

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

3 Horn parts for the 2020 Cadillac XT4 come from 2 brands — GM GENUINE and DORMAN.

This group includes DORMAN 926568, GM GENUINE 84656765 and GM GENUINE 84656764.

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

GM GENUINE supplies the 3 Keyless Entry Module / Receiver parts for the 2020 Cadillac XT4.

This group includes GM GENUINE 13540045, GM GENUINE 13558723 and GM GENUINE 13558725.

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

One part is listed for the 2020 Cadillac XT4 — GM GENUINE 13544051.

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

One part is listed for the 2020 Cadillac XT4 — DORMAN 92053.

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

GM GENUINE supplies the 3 Lighting Control Module (LCM) parts for the 2020 Cadillac XT4.

Part numbers include GM GENUINE 84761765, GM GENUINE 85653991 and GM GENUINE 85653992.

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 84421596.

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

5 Parking Aid Sensor parts are listed for the 2020 Cadillac XT4, from GM GENUINE, BOSCH and STANDARD MOTOR PRODUCTS. GM GENUINE 84586217 carries the "Popular" badge.

Listed part numbers: GM GENUINE 84586217, BOSCH F00E270754 and GM GENUINE 87821667, plus the other parts above.

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 2020 Cadillac XT4 — GM GENUINE 84631689.

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

This group shows a single part: GM GENUINE 13510484.

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 2020 Cadillac XT4 — GM GENUINE 84466321.

This table covers the Serial Data Gateway 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 2020 Cadillac XT4 — GM GENUINE 13534928.

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 the 3 Side Object Sensor Module parts for the 2020 Cadillac XT4.

Part numbers include GM GENUINE 84182642, GM GENUINE 84182643 and GM GENUINE 84523853.

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

5 Speed Sensor parts for the 2020 Cadillac XT4 come from 3 brands — GM GENUINE, STANDARD MOTOR PRODUCTS and DELPHI. The "Popular" part is GM GENUINE 24295280.

Listed part numbers: GM GENUINE 24295280, DELPHI SS12406 and GM GENUINE 24298199, plus the other parts above.

This table covers the Speed Sensor Reluctor rings. Read more

2 Speed Sensor Reluctor Ring parts for the 2020 Cadillac XT4 come from GM GENUINE.

Listed part numbers: GM GENUINE 24230744 and GM GENUINE 24061032.

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

3 Starter Motor parts are listed for the 2020 Cadillac XT4, from GM GENUINE, FVP and PURE ENERGY.

New: 1 part, from GM GENUINE. A representative part number is GM GENUINE 12730578.

Remanufactured: 2 parts, from FVP and PURE ENERGY. A representative part number is FVP 12907.

This group includes GM GENUINE 12730578 and FVP 12907 and the remaining parts above.

This table covers the Video control modules. Read more

One part is listed for the 2020 Cadillac XT4 — GM GENUINE 85594750.

This table covers the Wiring Harness clips. Read more

One part is listed for the 2020 Cadillac XT4 — GM GENUINE 12337820.