2017 Buick Regal 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

29 Alternator / Generator parts are listed for the 2017 Buick Regal, from PURE ENERGY, GM GENUINE, WAI GLOBAL and 7 other brands. GM GENUINE 13592810 carries the "Popular" badge. They are grouped as New and Remanufactured, with Remanufactured the largest group at 16 parts from BOSCH, PURE ENERGY, REMY and 3 other brands.

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 for the 2017 Buick Regal come from 3 brands — DORMAN, GM GENUINE and LITENS.

This group includes DORMAN 300422, GM GENUINE 12660100 and LITENS 920034A.

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

2 Anti-Theft Control Module parts for the 2017 Buick Regal come from GM GENUINE. Every part fits both the 2.0L L4 Turbocharged and the 2.4L L4.

Listed part numbers: GM GENUINE 13523276 and GM GENUINE 13523275.

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 for the 2017 Buick Regal come from 7 brands — DEKA, LUCAS, ACDELCO and 4 other brands. The "Popular" part is DEKA 9A48. Every part fits both the 2.0L L4 Turbocharged and the 2.4L L4.

In the AGM (Extended Life) grade, DEKA, LUCAS, ACDELCO and 3 other brands supply 7 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 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

3 Battery Cable parts are listed for the 2017 Buick Regal, from GM GENUINE and STANDARD MOTOR PRODUCTS. All of them fit every engine offered in the 2017 Regal.

Listed part numbers: GM GENUINE 84004725, GM GENUINE 20781417 and STANDARD MOTOR PRODUCTS A122L.

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 2017 Buick Regal, from GM GENUINE, STANDARD MOTOR PRODUCTS and WELLS. All of them fit every engine offered in the 2017 Regal.

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

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

This group shows a single part: TECHPRO GM2995119.

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

WELLS supplies both parts for the 2017 Buick Regal. All of them fit every engine offered in the 2017 Regal.

Part numbers include WELLS 5S16714 and WELLS 5S16716.

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

One part is listed for the 2017 Buick Regal — GM GENUINE 13534184.

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 2017 Buick Regal — GM GENUINE 22818730.

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

2 Circuit Breaker parts for the 2017 Buick Regal come from 2 brands — BUSSMANN and GM GENUINE. Every part fits both the 2.0L L4 Turbocharged and the 2.4L L4.

Listed part numbers: BUSSMANN CB21225 and GM GENUINE 19116527.

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 for the 2017 Buick Regal come from 2 brands — DORMAN and GM GENUINE. 1 part fits every engine; the other 1 is engine-specific.

This group includes DORMAN 601760 and GM GENUINE 13442495.

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

One part is listed for the 2017 Buick Regal — GM GENUINE 12667002.

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 2017 Buick Regal — GM GENUINE 22859944.

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

This group shows a single part: BUSSMANN ATM2.

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

One part is listed for the 2017 Buick Regal — DORMAN 956555.

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

11 Horn parts for the 2017 Buick Regal come from 3 brands — FIAMM, DORMAN and GM GENUINE. The "Popular" part is FIAMM 72112. Every part fits both the 2.0L L4 Turbocharged and the 2.4L L4.

The Accessory Replacement section lists 6 options from FIAMM — grouped under the catalog's "Accessory Replacement" designation — the notes column spells out what sets them apart. FIAMM 72112 is listed in this group.

In the Standard Replacement grade, FIAMM, DORMAN and GM GENUINE supply 5 parts: built to original-equipment specification. A representative part number is FIAMM 7200223.

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

GM GENUINE supplies both parts for the 2017 Buick Regal. All of them fit every engine offered in the 2017 Regal.

This group includes GM GENUINE 13597910 and GM GENUINE 13523343.

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

8 Keyless Entry Remote parts are listed for the 2017 Buick Regal, from GM GENUINE and DORMAN. GM GENUINE 13585206 carries the "Popular" badge. 4 parts fit every engine; the other 4 are engine-specific.

This group includes GM GENUINE 13585206, GM GENUINE 13504205 and DORMAN 99121 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

One part is listed for the 2017 Buick Regal — VEMO V40670002.

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

12 Parking Aid Sensor parts are listed for the 2017 Buick Regal, from STANDARD MOTOR PRODUCTS, GM GENUINE, SKP and 5 other brands. BOSCH 0263043552 carries the "Popular" badge. 11 parts fit every engine; the other 1 is engine-specific.

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 13599326.

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 2017 Buick Regal — HELLA 011178891.

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 are listed for the 2017 Buick Regal, from GM GENUINE and DORMAN. 1 part fits every engine; the other 2 are engine-specific.

This group includes DORMAN 601472, GM GENUINE 84007647 and GM GENUINE 42450157.

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

27 Speed Sensor parts for the 2017 Buick Regal come from 8 brands — HOLSTEIN, GM GENUINE, DELPHI and 5 other brands. The "Popular" part is HOLSTEIN 2VSS0155. Economy and Standard Replacement are all represented, and Standard Replacement alone accounts for 21 parts.

This table covers the Speed Sensor Reluctor rings. Read more

4 Speed Sensor Reluctor Ring parts for the 2017 Buick Regal come from GM GENUINE. Every part fits both the 2.0L L4 Turbocharged and the 2.4L L4.

Listed part numbers: GM GENUINE 24230744, GM GENUINE 24232557 and GM GENUINE 24223802, plus the other parts above.

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 2017 Buick Regal — GM GENUINE 24234865.

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

26 Starter Motor parts are listed for the 2017 Buick Regal, from REMY, TERREPOWER, ACDELCO and 8 other brands. ACDELCO 3371134 carries the "Popular" badge. They are grouped as New and Remanufactured, with New the largest group at 13 parts from GM GENUINE, TYC, REMY and 5 other brands.