Diagnose the failure
We inspect the vehicle properly and confirm whether engine replacement is truly necessary before recommending major work.
Engine Replacement Specialists
Georgia’s Trusted Engine Replacement Specialists
More than 8,000 engines replaced for cars, trucks and SUVs. Professional diagnostics and expert installation for drivers who need serious engine work done right.
Proven Experience
30+ Years Experience
Proven Engine Work
8,000+ Engines Replaced
Professional Standards
ASE Certified Technicians
Serious Engine Work Demands Proven Experience.
With 8000+ engines replaced, The Signature Automotive has the experience to diagnose major engine problems and explain whether repair, rebuilding or replacement is the right path. Drivers receive clear recommendations, professional workmanship and written warranty options.
Financing Available - 90 Days Same as Cash
The Man Behind The Signature
A Higher Standard for Serious Engine Work
Perry L. Smith built The Signature around a straightforward promise: diagnose the problem correctly, explain the options clearly and stand behind the work. From complete engine replacement and rebuilding to transmission repair, every major job is approached with professional diagnostics, careful workmanship and written warranty options explained clearly.
Perry L. Smith
Founder, The Signature Automotive • In Conversation with 11Alive
What we handle
Engine Replacement
Engine Repair & Rebuilding
Professional Diagnostics
Transmission Repair
Match the right engine
The available replacement options are explained clearly so you understand the fit, condition, cost, and best long-term choice.
Install and road-test
The engine is installed carefully, essential systems are checked, and the vehicle is road-tested before it is returned to you.
Atlanta Engine Replacement Experts
Engine replacement for serious failures, handled the right way.
When the engine is knocking, overheating, losing power, or no longer worth repairing, our team gives you a clear replacement path with proper diagnostics, careful installation, and final road testing.
Replacement warning signs
Act early
Engine knocking
Overheating
Loss of power
Excessive smoke
Specialized Engine & Auto Repair Services
Engine Specialists. Complete Repair Support.
From engine replacement to transmission repair and everyday vehicle service, The Signature by Perry L. Smith Auto Repair & Tires gives each job a clear, professional repair path.
Primary Specialty
Engine Replacement & Repair, Rebuilding
When the engine is failing, knocking, overheating, or losing power, our team diagnoses the problem clearly and recommends the right repair or replacement path.
Start With Diagnostics
Find the Cause Before Choosing the Repair.
Not every engine problem needs a replacement. We inspect, explain, and guide you toward the right next step.
- Clear diagnostics before replacement
- Repair or replacement options explained upfront
- Professional installation and final road testing
Transmission
View Transmission Services →
Transmission Replacement, Repair & Rebuilding
Repair, rebuild, and replacement support for smoother, dependable driving.
Auto Repair
View Auto Repair Services →
Additional Vehicle Services
Brakes, tires, diagnostics, tune-ups, and everyday repairs handled with care.
As Seen On
8,000+
Engines
Replaced
Replaced
30+
Years
Experience
Experience
ASE
Certified
Technicians
Technicians
Repair Center
Morrow, GA
Who We Are
Local shop. Serious repair work.
The Signature Auto Repair & Tires handles the jobs that need proper diagnosis, clean workmanship, and clear communication from the start.
From engine issues to transmission problems, brake concerns, tires, diagnostics, and routine repair, the focus is simple: find the issue, explain the right option, and get the vehicle back on the road.
Specialty
Engine Replacement
Service
Transmission Repair
Vehicles
Cars, Trucks & SUVs
Location
Morrow, GA
Atlanta-Area Engine Warranty Options
Serving drivers across Metro Atlanta.
Engine and warranty availability depend on the specific vehicle. Select a city page, or call with the VIN, mileage and current symptoms.
Engine ReplacementAtlantaView location page →
Engine ReplacementMorrow - Service CenterView location page →
Engine ReplacementStockbridgeView location page →
Engine ReplacementMcDonoughView location page →
Engine ReplacementSandy SpringsView location page →
Engine ReplacementMariettaView location page →
Engine ReplacementRoswellView location page →
Engine ReplacementAlpharettaView location page →
Additional communities served: College Park, Forest Park, Jonesboro, Riverdale, Fayetteville and Decatur. Signature Automotive’s physical repair facility is located at 1836 Mt Zion Road in Morrow, Georgia.