Bosch 0221503800 Ignition Coil

Bosch Ignition Coil for OE-Style Performance

The Bosch 0221503800 ignition coil is built for vehicles that need stable ignition voltage and consistent spark output. It supports smoother engine operation, improved fuel efficiency, and lower exhaust emissions when replacing a worn coil on select Buick, Chevrolet, and Cadillac applications.

Bosch Ignition Coil (New) is part of Bosch’s OE-focused ignition line, made for direct replacement service on modern GM vehicles. If you are searching for an ignition coil for a 2011-2021 Buick Encore, Chevrolet Cruze, Chevrolet Sonic, Chevrolet Trax, Chevrolet Volt, or Cadillac ELR, this part number 0221503800 is a relevant match for the listed applications.

Key Features

• OE-style Bosch ignition coil for direct replacement service
• Delivers the correct ignition voltage for the application
• Supports long-duration spark output for steady combustion
• DIN terminal type for the listed fitments
• 14-volt coil specification
• Cross-reference part numbers: 25195107, 25198623

Detailed Description

Designed for ignition systems that require dependable coil output, Bosch part number 0221503800 helps restore proper spark delivery in compatible Buick Encore, Chevrolet Cruze, Chevrolet Sonic, Chevrolet Trax, Chevrolet Volt, and Cadillac ELR models. Bosch’s OE-equipment approach focuses on maintaining the ignition voltage the engine expects, which supports cleaner running and more consistent drivability. This ignition coil is a practical choice when replacing a failing coil on 2011-2021 GM compact and electrified platforms.

What It Helps Address

• Engine misfire caused by a weak or failing ignition coil
• Rough idle and inconsistent combustion
• Hard starting related to poor spark delivery
• Reduced fuel economy from incomplete ignition events
• Increased exhaust emissions from inefficient combustion

Installation Notes and Tips

Verify the part number, terminal style, and vehicle application before installation. This Bosch ignition coil uses a DIN terminal type and is listed for specific 2011-2021 Buick, Chevrolet, and Cadillac models, including 2011-2015 Chevrolet Cruze, 2011-2015 Chevrolet Volt, 2012-2019 Chevrolet Sonic, 2013-2021 Buick Encore, 2013-2019 Chevrolet Trax, 2014-2016 Cadillac ELR, 2016 Chevrolet Cruze Limited, 2020-2021 Chevrolet Trax, and 2020-2021 Chevrolet Sonic. Follow the vehicle service procedure for coil replacement and inspect related ignition components during diagnosis.

Quality Assurance

Bosch ignition components are engineered to OE-level specifications for ignition voltage control and reliable spark performance. Part number 0221503800 is built for the listed applications and supports proper engine operation when installed on the correct vehicle.