2011 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

6 Alternator / Generator parts are listed for the 2011 Buick Regal, from GM GENUINE, WAI GLOBAL, ACDELCO and 3 other brands. GM GENUINE 19432304 carries the "Popular" badge.

In the New grade, GM GENUINE and WAI GLOBAL supply 2 parts: brand-new units rather than rebuilt ones. A representative part number is GM GENUINE 19432304.

In the Remanufactured grade, ACDELCO, PURE ENERGY, REMY and 1 other brand supply 4 parts: factory-rebuilt units with new wear components. A representative part number is ACDELCO 3343090A.

This group includes GM GENUINE 19432304, WAI GLOBAL 11650N and ACDELCO 3343090A and the remaining parts above.

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

This group shows a single part: 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 2011 Buick Regal come from 7 brands — DEKA, LUCAS, ACDELCO and 4 other brands. The "Popular" part is DEKA 9A48.

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

4 Battery Cable parts are listed for the 2011 Buick Regal, from STANDARD MOTOR PRODUCTS, ACDELCO and GM GENUINE.

Part numbers include ACDELCO 2BC5, GM GENUINE 20781417 and STANDARD MOTOR PRODUCTS A122L, 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 are listed for the 2011 Buick Regal, from GM GENUINE, STANDARD MOTOR PRODUCTS and WELLS.

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 body-control modules that run lighting, locks and wipers. Read more

GM GENUINE supplies the 3 Body Control Module (BCM) parts for the 2011 Buick Regal.

This group includes GM GENUINE 13534181, GM GENUINE 13534180 and GM GENUINE 13586278.

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 2011 Buick Regal — GM GENUINE 22818730.

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

One part is listed for the 2011 Buick Regal — GM GENUINE 12651993.

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

2 Fuse parts for the 2011 Buick Regal come from 2 brands — BUSSMANN and GM GENUINE.

The 2 Amp section lists 1 option from BUSSMANN — grouped under the catalog's "2 Amp" designation — the notes column spells out what sets them apart. BUSSMANN ATM2 is listed in this group.

In the 300 Amp grade, GM GENUINE supplies 1 part: grouped under the catalog's "300 Amp" designation — the notes column spells out what sets them apart. A representative part number is GM GENUINE 13289598.

Listed part numbers: BUSSMANN ATM2 and GM GENUINE 13289598.

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

3 Fuse Block parts are listed for the 2011 Buick Regal, from DORMAN and GM GENUINE.

This group includes DORMAN 956555, DORMAN 956430 and GM GENUINE 20815889.

This table covers the HID Lighting ballasts. Read more

2 HID Lighting Ballast parts are listed for the 2011 Buick Regal, from DORMAN and ÜRO PARTS.

Part numbers include DORMAN 601058 and ÜRO PARTS 63117248050.

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

11 Horn parts for the 2011 Buick Regal come from 3 brands — FIAMM, DORMAN and GM GENUINE. The "Popular" part is FIAMM 72112.

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

One part is listed for the 2011 Buick Regal — GM GENUINE 13503205.

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

GM GENUINE supplies both parts for the 2011 Buick Regal.

This group includes GM GENUINE 13504205 and GM GENUINE 13500227.

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

One part is listed for the 2011 Buick Regal — VEMO V40730092.

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

10 Parking Aid Sensor parts are listed for the 2011 Buick Regal, from SKP, WELLS, BOSCH and 5 other brands. BOSCH 0263043552 carries the "Popular" badge.

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 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

21 Speed Sensor parts for the 2011 Buick Regal come from 9 brands — GPD, HOLSTEIN, DELPHI and 6 other brands. The "Popular" part is ULTRA-POWER SC591.

The Economy section lists 7 options from GPD, HOLSTEIN and ULTRA-POWER — the catalog's value-priced group. ULTRA-POWER SC591 is listed in this group.

Standard Replacement: 14 parts, from DELPHI, GM GENUINE, STANDARD MOTOR PRODUCTS and 3 other brands. A representative part number is DELPHI SS12244.

This table covers the Speed Sensor Reluctor rings. Read more

2 Speed Sensor Reluctor Ring parts for the 2011 Buick Regal come from GM GENUINE.

Listed part numbers: GM GENUINE 24230744 and GM GENUINE 24230743.

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 2011 Buick Regal — ACDELCO 24242676.

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

15 Starter Motor parts are listed for the 2011 Buick Regal, from ACDELCO, PURE ENERGY, REMY and 7 other brands. ACDELCO 3371134 carries the "Popular" badge.

New: 7 parts, from ACDELCO, GM GENUINE, TYC and 4 other brands. A representative part number is ACDELCO 3371134.

Remanufactured: 8 parts, from ACDELCO, BOSCH, DENSO and 5 other brands. A representative part number is ACDELCO 3362148A.

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 13514501.