2020 Chevrolet Suburban 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

18 Alternator / Generator parts for the 2020 Chevrolet Suburban come from 10 brands — GM GENUINE, WAI GLOBAL, TERREPOWER and 7 other brands. The "Popular" part is GM GENUINE 84143543. Every part fits both the 5.3L V8 and the 6.2L V8.

The New section lists 5 options from GM GENUINE, WAI GLOBAL and TYC — brand-new units rather than rebuilt ones. GM GENUINE 84143543 is listed in this group.

The Remanufactured section lists 13 options from TERREPOWER, BOSCH, DENSO and 4 other brands — factory-rebuilt units with new wear components. TERREPOWER 42093 is listed in this group.

This table covers the Alternator / Generator bolts. Read more

One part is listed for the 2020 Chevrolet Suburban — GM GENUINE 11611384.

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

3 Alternator / Generator Pulley parts are listed for the 2020 Chevrolet Suburban, from LITENS and CONTINENTAL. All of them fit every engine offered in the 2020 Suburban.

Part numbers include CONTINENTAL 49954, LITENS 920030A and LITENS 920031A.

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

GM GENUINE supplies both parts for the 2020 Chevrolet Suburban. All of them fit every engine offered in the 2020 Suburban.

This group includes GM GENUINE 13523301 and GM GENUINE 84533623.

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

One part is listed for the 2020 Chevrolet Suburban — GM GENUINE 39098012.

This table covers the brackets that mount the Anti-Theft Siren. 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 Chevrolet Suburban — GM GENUINE 84307496.

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

14 Battery parts are listed for the 2020 Chevrolet Suburban, from DEKA, LUCAS, ACDELCO and 5 other brands. DEKA 9A48 carries the "Popular" badge. All of them fit every engine offered in the 2020 Suburban.

The AGM (Extended Life) section lists 13 options from DEKA, LUCAS, ACDELCO and 4 other brands — grouped under the catalog's "AGM (Extended Life)" designation — the notes column spells out what sets them apart. DEKA 9A48 is listed in this group.

The Performance AGM (Extended Life + Increased Power) section lists 1 option from FULLRIVER — grouped under the catalog's "Performance AGM (Extended Life + Increased Power)" designation — the notes column spells out what sets them apart. FULLRIVER FT85094R is listed in this group.

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

10 Battery Cable parts for the 2020 Chevrolet Suburban come from 4 brands — GM GENUINE, ACDELCO, DORMAN and 1 other brand. The "Popular" part is GM GENUINE 84494554. Every part fits both the 5.3L V8 and the 6.2L V8.

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

This group shows a single part: DORMAN 60329.

This table covers the Battery Terminal Bolt nuts. Read more

This group shows a single part: GM GENUINE 11609585.

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

One part is listed for the 2020 Chevrolet Suburban — GM GENUINE 22945779.

This table covers the trays the battery sits in. Read more

5 Battery Tray parts are listed for the 2020 Chevrolet Suburban, from DORMAN, SKP and ULTRA-POWER. DORMAN 60328 carries the "Popular" badge. All of them fit every engine offered in the 2020 Suburban.

This group includes DORMAN 60328, DORMAN 00089 and SKP SK60328 and the remaining parts above.

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

2 Body Control Module (BCM) parts for the 2020 Chevrolet Suburban come from GM GENUINE. Every part fits both the 5.3L V8 and the 6.2L V8.

This group includes GM GENUINE 22940857 and GM GENUINE 13530503.

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

2 Body Control Module (BCM) Bracket parts for the 2020 Chevrolet Suburban come from GM GENUINE. Every part fits both the 5.3L V8 and the 6.2L V8.

Listed part numbers: GM GENUINE 84179833 and GM GENUINE 84206594.

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

2 Circuit Breaker parts are listed for the 2020 Chevrolet Suburban, from BUSSMANN and GM GENUINE. All of them fit every engine offered in the 2020 Suburban.

Part numbers include BUSSMANN CB21115 and GM GENUINE 84511648.

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

2 Cruise Control Distance Sensor parts are listed for the 2020 Chevrolet Suburban, from DORMAN and GM GENUINE. All of them fit every engine offered in the 2020 Suburban.

Listed part numbers: DORMAN 601760 and GM GENUINE 13442495.

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

2 Engine Control Module (ECM Computer) parts for the 2020 Chevrolet Suburban come from GM GENUINE. Every part fits both the 5.3L V8 and the 6.2L V8.

This group includes GM GENUINE 19432269 and GM GENUINE 12703872.

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

This group shows a single part: GM GENUINE 23283540.

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

69 Fuse parts are listed for the 2020 Chevrolet Suburban, from BUSSMANN, GM GENUINE and ACDELCO. BUSSMANN ATM10 carries the "Popular" badge. They are grouped as 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, with 15 Amp the largest group at 8 parts from BUSSMANN, GM GENUINE and ACDELCO.

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

This group shows a single part: DORMAN 956500.

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

This group shows a single part: GM GENUINE 23460553.

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

2 Hands Free Vehicle Access Sensor parts for the 2020 Chevrolet Suburban come from GM GENUINE. Every part fits both the 5.3L V8 and the 6.2L V8.

Listed part numbers: GM GENUINE 23342243 and GM GENUINE 23342242.

This table covers the HID Lighting ballasts. Read more

2 HID Lighting Ballast parts for the 2020 Chevrolet Suburban come from 2 brands — DORMAN and ULTRA-POWER. Every part fits both the 5.3L V8 and the 6.2L V8.

Part numbers include DORMAN 601066, among others listed above.

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

9 Horn parts are listed for the 2020 Chevrolet Suburban, from FIAMM, DORMAN and GM GENUINE. FIAMM 72112 carries the "Popular" badge. All of them fit every engine offered in the 2020 Suburban.

In the Accessory Replacement grade, FIAMM supplies 5 parts: grouped under the catalog's "Accessory Replacement" designation — the notes column spells out what sets them apart. A representative part number is FIAMM 72112.

The Standard Replacement section lists 4 options from FIAMM, DORMAN and GM GENUINE — built to original-equipment specification. FIAMM 7421122 is listed in this group.

Part numbers include FIAMM 72112, FIAMM 7410024 and FIAMM 6602023, among others listed above.

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

4 Keyless Entry Module / Receiver parts for the 2020 Chevrolet Suburban come from GM GENUINE. Every part fits both the 5.3L V8 and the 6.2L V8.

Part numbers include GM GENUINE 13586853, GM GENUINE 13558725 and GM GENUINE 84441407, among others listed above.

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

10 Keyless Entry Remote parts for the 2020 Chevrolet Suburban come from 2 brands — GM GENUINE and DORMAN. The "Popular" part is GM GENUINE 84540864. Every part fits both the 5.3L V8 and the 6.2L V8.

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

2 Keyless Entry Remote Case parts for the 2020 Chevrolet Suburban come from DORMAN. Every part fits both the 5.3L V8 and the 6.2L V8.

This group includes DORMAN 92025 and DORMAN 92037.

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

GM GENUINE supplies the 3 Park Assist (PAS) Camera Module parts for the 2020 Chevrolet Suburban. All of them fit every engine offered in the 2020 Suburban.

Listed part numbers: GM GENUINE 84169043, GM GENUINE 84169042 and GM GENUINE 84169044.

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 for the 2020 Chevrolet Suburban come from 5 brands — GM GENUINE, BOSCH, STANDARD MOTOR PRODUCTS and 2 other brands. The "Popular" part is BOSCH 0263043553. Every part fits both the 5.3L V8 and the 6.2L V8.

Part numbers include BOSCH 0263043553, STANDARD MOTOR PRODUCTS PPS46 and DORMAN 684118, among others listed 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

2 Parking Aid Sensor Bracket parts for the 2020 Chevrolet Suburban come from VARIOUS MFR. Every part fits both the 5.3L V8 and the 6.2L V8.

This group includes VARIOUS MFR GM1074101 and VARIOUS MFR GM1074102.

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

GM GENUINE supplies both parts for the 2020 Chevrolet Suburban. All of them fit every engine offered in the 2020 Suburban.

This group includes GM GENUINE 84181077 and GM GENUINE 84181078.

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

This group shows a single part: GM GENUINE 13599318.

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

3 Side Object Sensor Module parts for the 2020 Chevrolet Suburban come from GM GENUINE. Every part fits both the 5.3L V8 and the 6.2L V8.

Part numbers include GM GENUINE 84182642, GM GENUINE 84182643 and GM GENUINE 84112235.