2021 Chrysler 300 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

23 Alternator / Generator parts for the 2021 Chrysler 300 come from 12 brands — MOPAR, SKP, TYC and 9 other brands. The "Popular" part is SKP SK11574.

The New section lists 8 options from SKP, TYC, WAI GLOBAL and 1 other brand — brand-new units rather than rebuilt ones. SKP SK11574 is listed in this group.

The Remanufactured section lists 15 options from BOSCH, DENSO, FVP and 6 other brands — factory-rebuilt units with new wear components. ACDELCO 3343043 is listed in this group.

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

8 Battery parts are listed for the 2021 Chrysler 300, from DEKA, FVP, ACDELCO and 5 other brands. DEKA 9A94R carries the "Popular" badge.

The AGM (Extended Life) section lists 7 options from DEKA, FVP, ACDELCO and 4 other brands — grouped under the catalog's "AGM (Extended Life)" designation — the notes column spells out what sets them apart. DEKA 9A94R 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 group includes DEKA 9A94R, FVP P94RAGM and ACDELCO 94RAGM and the remaining parts above.

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

4 Battery Cable parts for the 2021 Chrysler 300 come from MOPAR.

Part numbers include MOPAR 5035537AA, MOPAR 5059001AC and MOPAR 68207018AE, among others listed 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 for the 2021 Chrysler 300 come from 3 brands — MOPAR, STANDARD MOTOR PRODUCTS and WELLS.

Part numbers include MOPAR 56029777AC, STANDARD MOTOR PRODUCTS BSC17 and WELLS 5S15935.

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

One part is listed for the 2021 Chrysler 300 — MOPAR 4606858AA.

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

2 Battery Tray parts are listed for the 2021 Chrysler 300, from DORMAN and MOPAR.

Listed part numbers: DORMAN 00079 and MOPAR 5065355AK.

This table covers the Battery Vent tubes. Read more

This group shows a single part: MOPAR 4608914AA.

This table covers the Blind Spot Detection 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: MOPAR 4672784AD.

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

This group shows a single part: MOPAR 68500900AB.

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

One part is listed for the 2021 Chrysler 300 — BUSSMANN CB22125.

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

MOPAR supplies both parts for the 2021 Chrysler 300.

Part numbers include MOPAR 4672581AA and MOPAR 4672582AA.

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: MOPAR 5187982AF.

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 are listed for the 2021 Chrysler 300, from BUSSMANN and MOPAR. BUSSMANN ATM10LP carries the "Popular" badge.

The 10 Amp section lists 2 options from BUSSMANN and MOPAR — grouped under the catalog's "10 Amp" designation — the notes column spells out what sets them apart. BUSSMANN ATM10LP is listed in this group.

In the 15 Amp grade, BUSSMANN and MOPAR supply 2 parts: grouped under the catalog's "15 Amp" designation — the notes column spells out what sets them apart. A representative part number is BUSSMANN ATM15LP.

In the 20 Amp grade, BUSSMANN and MOPAR supply 4 parts: grouped under the catalog's "20 Amp" designation — the notes column spells out what sets them apart. A representative part number is BUSSMANN ATM20LP.

The 25 Amp section lists 1 option from BUSSMANN — grouped under the catalog's "25 Amp" designation — the notes column spells out what sets them apart. BUSSMANN ATM25LP is listed in this group.

The 30 Amp section lists 2 options from BUSSMANN — grouped under the catalog's "30 Amp" designation — the notes column spells out what sets them apart. BUSSMANN FMX30 is listed in this group.

In the 40 Amp grade, BUSSMANN and MOPAR supply 3 parts: grouped under the catalog's "40 Amp" designation — the notes column spells out what sets them apart. A representative part number is BUSSMANN FMX40.

The 5 Amp section lists 1 option from BUSSMANN — grouped under the catalog's "5 Amp" designation — the notes column spells out what sets them apart. BUSSMANN ATM5LP is listed in this group.

The 50 Amp section lists 1 option from BUSSMANN — grouped under the catalog's "50 Amp" designation — the notes column spells out what sets them apart. BUSSMANN FMX50 is listed in this group.

In the 60 Amp grade, BUSSMANN supplies 1 part: grouped under the catalog's "60 Amp" designation — the notes column spells out what sets them apart. A representative part number is BUSSMANN FMX60.

This table covers the Fuse Box covers. Read more

MOPAR supplies both parts for the 2021 Chrysler 300.

Part numbers include MOPAR 68430148AA and MOPAR 68516811AA.

This table covers the HID Lighting ballasts. Read more

2 HID Lighting Ballast parts for the 2021 Chrysler 300 come from 2 brands — DORMAN and MOPAR.

Part numbers include DORMAN 601638 and MOPAR 68430880AA.

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

3 Horn parts are listed for the 2021 Chrysler 300, from MOPAR and DORMAN.

This group includes DORMAN 926568, MOPAR 68238001AA and MOPAR 68238002AA.

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

6 Keyless Entry Module / Receiver parts for the 2021 Chrysler 300 come from MOPAR. The "Popular" part is MOPAR 68068148AA.

Listed part numbers: MOPAR 68068148AA, MOPAR 68051315AB and MOPAR 68071978AA, plus the other parts above.

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

4 Keyless Entry Remote parts for the 2021 Chrysler 300 come from 2 brands — DORMAN and MOPAR.

This group includes DORMAN 99180ST, DORMAN 99181ST and MOPAR 68394190AA and the remaining parts above.

This table covers the Lane Departure 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: DORMAN 601984.

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

One part is listed for the 2021 Chrysler 300 — MOPAR 68445310AA.

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

4 Parking Aid Sensor parts for the 2021 Chrysler 300 come from 4 brands — DORMAN, MOPAR, STANDARD MOTOR PRODUCTS and 1 other brand.

Listed part numbers: DORMAN 684105, MOPAR 5MK61RXFAB and STANDARD MOTOR PRODUCTS PPS97, 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

This group shows a single part: TECHPRO CH1074103.

This table covers the capacitors that suppress radio noise. Read more

One part is listed for the 2021 Chrysler 300 — STANDARD MOTOR PRODUCTS RC33.

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

This group shows a single part: MOPAR 68194700AB.

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: MOPAR 68454413AA.

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

6 Starter Motor parts for the 2021 Chrysler 300 come from 6 brands — WAI GLOBAL, MOPAR, TYC and 3 other brands. The "Popular" part is WAI GLOBAL 17898N.

The New section: 3 options from WAI GLOBAL, MOPAR and TYC. WAI GLOBAL 17898N is listed in this group.

The Remanufactured section: 3 options from PURE ENERGY, REMY and TERREPOWER. PURE ENERGY 17898 is listed in this group.

This group includes WAI GLOBAL 17898N, MOPAR 4896464AE and TYC 117896 and the remaining parts above.

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

One part is listed for the 2021 Chrysler 300 — MOPAR 56029549AD.