A-Premium Ignition Coil for GM 2.0L/2.5L Engines — Part 12652405, 12V Bolt-On

The A-Premium Engine Ignition Coil 12652405 is a direct-fit replacement ignition coil designed for a wide range of GM 2.0L and 2.5L four-cylinder vehicles, delivering reliable 12V spark performance and bolt-on installation.

This ignition coil is manufactured to match OE fit and function for many Buick, Chevrolet, Cadillac, and GMC models that use 4-cylinder 2.0L or 2.5L engines. Sold under reference numbers including 12652405, 12654078, and UF-680, the coil uses a pin-style terminal, mounts to the valve cover with a bolt-on installation, and operates at 12 volts. A-Premium backs the part with a one-year unlimited-mileage guarantee for added confidence.

Which vehicles is this ignition coil compatible with?

This coil covers numerous model years across several GM brands, designed to replace factory coils on compatible engines without modification. It’s intended for L4 2.0L and L4 2.5L applications and matches common OEM mounting and connector types.

• Buick: Envision (2016–2020 2.0L, 2017–2020 2.5L), LaCrosse (2018–2019 2.5L), Regal and Regal variants (2014–2020 2.0L/2.5L)
• Cadillac: ATS and CTS 2.0L/2.5L model years listed (2013–2019 depending on model)
• Chevrolet: Blazer, Camaro (2.0L), Colorado, Equinox, Impala, Malibu, Traverse models within the specified years
• GMC: Acadia and Canyon 2.5L model years included

How does this coil install and what electrical specs matter?

The A-Premium coil is a bolt-on unit that attaches at the valve cover and connects via a pin-type terminal to original wiring harnesses. Installation follows typical ignition coil replacement steps and requires minimal tools when matching the vehicle-specific connector and mounting points.

• Mount type: bolt-on for direct replacement
• Mounting location: valve cover for each cylinder
• Terminal type: pin-style electrical connector
• Operating voltage: 12V compatible with standard automotive ignition systems

What reference numbers and part equivalents should I check?

To ensure you order the correct coil, compare OEM and aftermarket cross-reference numbers against your vehicle’s service parts list. The A-Premium 12652405 is cross-referenced to several common numbers found on replacement parts lists.

• Primary reference: 12652405
• Other listed equivalents: 12654078, 12687140, 25202791
• Additional cross-refs: 48889, 6737205, GN10682, 5C1884, UF-680

What level of quality and warranty does A-Premium provide?

A-Premium supplies this coil with quality control measures intended to meet performance expectations for replacement ignition parts. The product includes a one-year unlimited-mileage guarantee to help cover early failures and provide buyers with reassurance.

• Manufactured to match common OE mounting and connector patterns
• Backed by a one-year unlimited-mileage warranty
• Sold as a single-coil unit; check cylinder count when replacing multiple coils

Who is this for: This ignition coil is suited for DIY mechanics, independent repair shops, and owners of compatible Buick, Chevrolet, Cadillac, and GMC vehicles looking for a cost-effective direct replacement. Choose this coil when your vehicle shows ignition-related trouble codes, misfires, or when you prefer a part matched to OEM-style mounting and electrical connections.