5.3L Vortec V8 Engine Assembly | Cadillac / Chevrolet / GMC 1999-2004 | LM7

Remanufactured 5.3L Vortec LM7 V8 Engine for Cadillac, Chevrolet & GMC Trucks/SUVs (1999–2004)

Looking for a reliable replacement engine for your Cadillac, Chevrolet, or GMC? The Powertrain Company 5.3L Vortec LM7 V8 engine is expertly remanufactured to meet and exceed original equipment (OE) performance standards, delivering smooth operation, strong horsepower, and long-lasting dependability.

This 5.3L LM7 Vortec engine is rebuilt using premium OE-quality parts, updated components, and undergoes rigorous quality testing to restore your vehicle’s drivetrain performance and efficiency. Perfect for daily driving, towing, and long-term reliability.

🔧 Why Choose a Powertrain Company Remanufactured 5.3L Vortec LM7 Engine?

Our remanufactured LS Vortec engines undergo a comprehensive process to deliver like-new performance you can trust:

• Complete disassembly, cleaning, and inspection of every engine component

• Precision machining to restore exact OEM factory tolerances

• High-quality pistons, rings, bearings, and gaskets installed for reliability

• Updated components to fix common factory issues and extend engine life

• Pressure and leak testing for guaranteed dependability

• SIM tested for verified horsepower and torque before shipping

With a Powertrain Company 5.3L Vortec LM7 engine, you get the confidence of a fully remanufactured, OE-quality engine designed to keep your truck or SUV running at peak performance.

Order your remanufactured 5.3L LS Vortec engine today and restore your Chevy, GMC, or Cadillac to factory-level power and performance.

✅ Vehicle Compatibility

This remanufactured 5.3L Vortec LM7 V8 engine fits the following vehicles:

Cadillac Escalade

• 2002 Cadillac Escalade

• 2003 Cadillac Escalade

• 2004 Cadillac Escalade

Chevrolet Avalanche 1500

• 2002 Chevrolet Avalanche 1500

• 2003 Chevrolet Avalanche 1500

• 2004 Chevrolet Avalanche 1500

Chevrolet Express

• 2003 Chevrolet Express 1500

• 2004 Chevrolet Express 1500

• 2003 Chevrolet Express 2500

• 2004 Chevrolet Express 2500

Chevrolet Silverado

• 1999 Chevrolet Silverado 1500

• 2000 Chevrolet Silverado 1500

• 2001 Chevrolet Silverado 1500

• 2002 Chevrolet Silverado 1500

• 2003 Chevrolet Silverado 1500

• 2004 Chevrolet Silverado 1500

• 1999 Chevrolet Silverado 2500

• 2000 Chevrolet Silverado 2500

Chevrolet Suburban 1500

• 2000 Chevrolet Suburban 1500

• 2001 Chevrolet Suburban 1500

• 2002 Chevrolet Suburban 1500

• 2003 Chevrolet Suburban 1500

• 2004 Chevrolet Suburban 1500

Chevrolet Tahoe

• 2000 Chevrolet Tahoe

• 2001 Chevrolet Tahoe

• 2002 Chevrolet Tahoe

• 2003 Chevrolet Tahoe

• 2004 Chevrolet Tahoe

GMC Savana

• 2003 GMC Savana 1500

• 2004 GMC Savana 1500

• 2003 GMC Savana 2500

• 2004 GMC Savana 2500

GMC Sierra

• 1999 GMC Sierra 1500

• 2000 GMC Sierra 1500

• 2001 GMC Sierra 1500

• 2002 GMC Sierra 1500

• 2003 GMC Sierra 1500

• 2004 GMC Sierra 1500

• 1999 GMC Sierra 2500

• 2000 GMC Sierra 2500

GMC Yukon

• 2000 GMC Yukon

• 2001 GMC Yukon

• 2002 GMC Yukon

• 2003 GMC Yukon

• 2004 GMC Yukon

• 2000 GMC Yukon XL 1500

• 2001 GMC Yukon XL 1500

• 2002 GMC Yukon XL 1500

• 2003 GMC Yukon XL 1500

• 2004 GMC Yukon XL 1500