2021 Chevrolet Spark 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 for the 2021 Chevrolet Spark come from 6 brands — GM GENUINE, SKP, WAI GLOBAL and 3 other brands. The "Popular" part is GM GENUINE 42527306.

The New section lists 3 options from GM GENUINE, SKP and WAI GLOBAL — brand-new units rather than rebuilt ones. GM GENUINE 42527306 is listed in this group.

The Remanufactured section lists 3 options from PURE ENERGY, REMY and TERREPOWER — factory-rebuilt units with new wear components. PURE ENERGY 11868 is listed in this group.

Part numbers include GM GENUINE 42527306, SKP SK42527306 and WAI GLOBAL 21347N, among others listed above.

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

GM GENUINE supplies both parts for the 2021 Chevrolet Spark.

This group includes GM GENUINE 13539917 and GM GENUINE 13540633.

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

5 Battery parts are listed for the 2021 Chevrolet Spark, from FVP, ACDELCO, BOSCH and 2 other brands. FVP PLN1AGM carries the "Popular" badge.

This group includes FVP PLN1AGM, ACDELCO LN1SAGM and BOSCH S6566B 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

2 Battery Cable parts for the 2021 Chevrolet Spark come from GM GENUINE.

This group includes GM GENUINE 42789488 and GM GENUINE 42789489.

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 Chevrolet Spark come from 3 brands — GM GENUINE, STANDARD MOTOR PRODUCTS and WELLS.

Listed part numbers: GM GENUINE 13505369, STANDARD MOTOR PRODUCTS SBC111 and WELLS 5S6706.

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

This group shows a single part: GM GENUINE 13534191.

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

This group shows a single part: GM GENUINE 42455053.

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

This group shows a single part: GM GENUINE 12693091.

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 42496158.

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

55 Fuse parts are listed for the 2021 Chevrolet Spark, from BUSSMANN, GM GENUINE and ACDELCO. BUSSMANN ATM10LP carries the "Popular" badge. Grades run from 10 Amp through 70 Amp; 25 Amp is the most populated section, led by BUSSMANN, ACDELCO and GM GENUINE.

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

One part is listed for the 2021 Chevrolet Spark — GM GENUINE 95374486.

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

4 Keyless Entry Module / Receiver parts for the 2021 Chevrolet Spark come from GM GENUINE.

Listed part numbers: GM GENUINE 13595510, GM GENUINE 13558725 and GM GENUINE 84441407, plus the other parts above.

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

6 Keyless Entry Remote parts for the 2021 Chevrolet Spark come from 2 brands — GM GENUINE and DORMAN. The "Popular" part is GM GENUINE 13530754.

Listed part numbers: GM GENUINE 13530754, GM GENUINE 13522889 and DORMAN 99744ST, plus the other parts above.

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 Chevrolet Spark — GM GENUINE 84372936.

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 for the 2021 Chevrolet Spark come from 3 brands — GM GENUINE, STANDARD MOTOR PRODUCTS and TECHPRO. The "Popular" part is GM GENUINE 23370671.

This group includes GM GENUINE 23370671, GM GENUINE 23370672 and STANDARD MOTOR PRODUCTS PPS152 and the remaining parts above.

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 13534928.

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

6 Speed Sensor parts are listed for the 2021 Chevrolet Spark, from GM GENUINE and STANDARD MOTOR PRODUCTS. GM GENUINE 25197008 carries the "Popular" badge.

Listed part numbers: GM GENUINE 25197008, GM GENUINE 25191113 and GM GENUINE 25191112, 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

This group shows a single part: GM GENUINE 25191114.

This table covers the Starter bolts. Read more

2 Starter Bolt parts for the 2021 Chevrolet Spark come from GM GENUINE.

Part numbers include GM GENUINE 11588741 and GM GENUINE 11546807.

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 Chevrolet Spark come from 6 brands — GM GENUINE, WAI GLOBAL, PURE ENERGY and 3 other brands. The "Popular" part is GM GENUINE 12686197.

The New section: 2 options from GM GENUINE and WAI GLOBAL. GM GENUINE 12686197 is listed in this group.

The Remanufactured section: 4 options from PURE ENERGY, FVP, REMY and 1 other brand. PURE ENERGY 18265 is listed in this group.

This group includes GM GENUINE 12686197, WAI GLOBAL 34035N and PURE ENERGY 18265 and the remaining parts above.