Collection: 🔧 Used Buick Engines with Warranty - All Engine Options Available

🚀 Complete Buick Engine Selection

All Engine Options Available

Looking for a reliable replacement engine for your Buick? You've found the right place! Our thoroughly tested Buick engines are available in all configurations to restore your vehicle's refined comfort and American luxury engineering excellence.

✨ Complete Engine Options Available

Enclave Engines:
3.6L V6, Avenir options

LaCrosse Engines:
2.5L, 3.6L V6 options

Regal Engines:
2.0L Turbo, 2.4L options

Encore Engines:
1.4L Turbo options

Envision Engines:
2.5L, 2.0L Turbo options

Lucerne/Park Avenue:
3.8L V6, 4.6L V8 options

Complete Engine Assemblies - Ready for installation

Thoroughly Tested - Each engine undergoes comprehensive testing

💎 Why Choose Auto Power Source for Your Buick Engine?

✨ 100% Money Back Guarantee
Your satisfaction is guaranteed

🌟 24/7 Expert Support
Get help anytime you need it

🛡️ Comprehensive Warranty Coverage
Peace of mind with every purchase

🔬 Thoroughly Tested for Reliability
Each engine meets our strict quality standards

🚀 Fast Shipping Nationwide
Get your engine quickly

💰 Competitive Pricing
Best prices through our network of 500+ salvage yards

🌱 Federal & California Emissions Compliant
Meets all environmental standards

📋 Installation Guide Provided
We provide detailed installation guides with every engine

💬 Need Help Choosing the Right Engine?

Not sure which Buick engine option is right for your vehicle? Our expert team is here to help! Contact Us with your VIN number, and we'll ensure you get the perfect match for your specific Buick model and performance requirements.