Ignition Coil UF669 Replacement for 2011-2018 Cruze Trax Sonic Volt

In this review the Ignition Coil UF669 replacement is evaluated for drivers who need a direct-fit coil pack for 1.4L GM engines. The bottom line: it is a cost-effective, plug-and-play replacement that delivers clean fitment and straightforward installation for many Chevy Cruze, Trax, Sonic, Volt, Buick Encore and Cadillac ELR applications. The single biggest reason to buy is its OE-style design and high-temperature epoxy construction, which aim to reduce misfire and vibration while providing an inexpensive way to restore ignition performance.

Key Features

• Reference Part Numbers: Replaces 55573735, 25198623, 55577898 and 55579072 so buyers can verify compatibility with their vehicle before purchase.
• Wide Fitment: Designed for multiple 1.4L L4 GM models from roughly 2011 to 2018, giving good interchangeability across Cruze, Trax, Sonic, Volt, Encore and ELR.
• Advanced Design: Plug-and-play form factor allows a quick swap with original coils, reducing workshop time and making DIY installation practical.
• Durability Focus: High-temperature epoxy resin reduces cracks and pinholes to limit overheating and misfire, improving expected service life.
• Improved Ignition Speed: Claimed to save energy and increase ignition speed by about 0.5 seconds for more complete combustion and smoother running.

Who It's For

The Ignition Coil UF669 is best for owners of 1.4L GM vehicles who need an affordable replacement coil pack that matches OEM dimensions and electrical connections. It suits DIY mechanics and independent shops that value a plug-and-play coil with familiar reference part numbers for cross-checking.

It is not ideal for someone seeking lifetime warranties or guaranteed long-term durability; a few users reported early failures, so drivers who prioritize extended OEM-backed reliability or who need a documented long service life should consider OEM coils or higher-end aftermarket options.

Pros & Cons

Pros

• Good fit and straightforward installation for compatible 1.4L GM engines.
• OE-style construction with high-temperature epoxy aimed at reducing misfire and vibration.
• Broad fitment list and multiple reference part numbers make vehicle matching easy.
• Offers clear value for money for short-term replacement needs.

Cons

• Some customers reported early failures, so longevity can be inconsistent compared with OEM coils.
• Limited manufacturer warranty detail in the listing, which may concern buyers seeking more assurance.

Specifications

Our Verdict

The UF669 ignition coil is a practical, budget-friendly replacement for many 1.4L GM engines, offering reliable fitment and easy installation that restores ignition function at a modest cost. It represents good value for owners who need a quick repair, but buyers who require the highest long-term reliability should weigh OEM options due to some reported early failures.

Frequently Asked Questions

Will this coil fit my Cruze?
Check the vehicle year and engine: it fits many 2011-2016 Cruze 1.4L L4 models, and you should confirm the reference part numbers match your original coil.

Is installation difficult?
No, the coil is designed as plug-and-play and most users report straightforward removal and replacement with basic hand tools.

How long does it last?
Build quality uses high-temperature epoxy to resist defects, but reported lifespans vary; some users had over 1,000 miles and others reported early failures, so longevity can be inconsistent.