We provide a wide range of automotive services from full auto repair to complete preventative maintenance services. We are also a premier service provider for many makes and models of diesel trucks including light duty, medium duty & heavy duty diesel trucks. Below is a Partial list of all our professional automotive services.

ENGINE, FUEL SYSTEMS, EMISSIONS, & PERFORMANCE  

  • Engine Performance Service (Diagnostics)
  • Standard & Electronic Ignition Systems
  • Component Analysis
  • Emission Controls
  • Fuel Pump Service (Mechanical & Electric)
  • Gas Gauge & Fuel Tank Sending Unit Service
  • Diesel Injection Service
  • Throttle Body Repairs & Clean and Service
  • Vacuum Leaks Diagnosed w/ Smoke Detection

BRAKE SYSTEMS, AXLE SERVICE, WHEELS, & TIRES  

  • Brake Replacement (Disc & Drum)
  • Brake Calipers & Wheel Cylinders
  • Master Cylinder & Brake Bleeding
  • Power Brake Boosters
  • Hydro-Vac Units (Hydro-Boost)
  • ABS Diagnosis & Repair
  • Brake Fluid Flushing
  • Emergency Brake Repairs
  • Machine Service (for all types of drums & rotors)
  • On-Car Brake Lathe Service (for some applications)
  • Wheel Bearing Replacement & Repack (when applicable)
  • Front & Rear CV (constant velocity) Axle Service & Boot Service
  • Differential Repairs (both front & rear trans-axle & conventional)
  • Drive-Shaft Service
  • Suspension Inspection & Service
  • Wheel Alignment (front & rear)
  • Wheel Balance
  • Tire Rotation Service
  • Tire Repair
  • Power Steering Repairs
  • Power Steering Flush Service
  • Customer Wheel Service

MAINTENANCE SERVICES AVAILABLE  

  • Oil & Filter Changes
  • Tire Rotation
  • Wheel Balance
  • Wheel Alignment
  • Headlight Aiming
  • Transmission Fluid Service
  • Lighting (bulb replacement)
  • Windshield Wipers
  • Belts & Hoses
  • Vehicle Inspection
  • Battery Change-over & Charging
  • Cooling System Flush & Exchange
  • Engine Pressure Clean
  • Look-up & Provide Technical Bulletins (when apply)
  • Vehicle Value & Car Pricing Service (when shopping for another vehicle)
  • 7,500, 15k, 30k, & 60k Mile Maintenance Schedules (Based on Manufacturer Recommended Services)
 

CHARGING & STARTING SYSTEMS  

  • Battery Service (Several different brands w/ Nationwide service & warranty)
  • Alternator Replacement
  • Drive Belt Replacement
  • Starter Assemblies, Switches, & Cables
  • Trailer Wiring & Diagnosis

ENGINE MECHANICAL REPAIR & SERVICES  

  • Engine Replacement
  • Engine Replacement through Major Manufactures such as:
  • Jasper - ACDelco, and Motorcraft
  • NATIONWIDE WARRANTIES AVAILABLE
  • Timing Belt Service
  • Engine Oil Leaks: diagnose, clean, and recommended repairs

COOLING SYSTEM SERVICE & REPAIRS  

  • Radiator Repairs & Cooling System Pressure Tests
  • New Replacement Radiators (limited lifetime warranty)
  • Water Pump Service
  • Thermostats
  • Freeze Plug (Expansion Plug) Service
  • Cylinder Head Gasket & Cylinder Head Service
  • Cooling System Flush
  • Coolant Exchange Service (when flush is not needed) Using Necessary Coolant
  • Thermostatically Controlled Circuits
  • Electrical Fan & Motor Assemblies
  • Cooling System Re-Hose Service (There are many hoses that do NOT get replaced because of location and availability)
  • Electrical Repairs to Dashboard Monitoring Lights & Gauges that Affect the Operation of the Cooling System

AIR CONDITIONING & HEATER SERVICE

  • Heater Service (includes diagnose failure & components that are needed)
  • Heater Core Replacement
  • Heater Hose Service
  • Thermostat (Mechanical & Electrical)
  • Dash Control Components
  • Automatic Temperature Control Systems
  • A/C Evacuate & Recharge Service (w/ EPA Approved Equipment)
  • Component Replacement or Repair where applicable of a failed component
  • Evaporator, Compressor, A/C Hose, Condenser, Drier, & All Related Components
  • We use the proper refrigerants that are designed for the vehicle.

ELECTRICAL CIRCUITS, SWITCHES, & ELECTRONICS  

  • Computer Controlled Circuit Repairs
  • Power Windows, Power Doors, Power Seats, & Power Antennas
  • Cruise Controls
  • Electrical Shorts
  • Re-wiring for Harness Damage
  • Dash Gauges & Related Switch Service
  • Turn Signals, Flasher, & Headlight Circuits
  • Window Wipers & Washers
  • Radio & Related Components. We can remove & take to authorized center for repair & reinstall.
  • Keyless Entry System & Key Fob Re-Programming

TRANSMISSION  SERVICE  

  • Transmission Fluid & Filter Service

DIESEL TRUCK REPAIRS  

    • Light Duty Truck Repairs
    • Medium Duty Truck Repairs
    • Heavy Duty Truck Repairs
    • International Trucks
    • Peterbuilt
    • Mack Trucks
    • Freightliner
    • Western Star Trucks
    • Kenworth
    • Volvo Trucks

    At National Brake & Muffler in Griffin, GA, we specialize in the complete maintenance and repair of all foreign and domestic vehicles for your family or business.  We are full service repair facilities utilizing the latest diagnostic equipment and computerized repair manuals to ensure your specific vehicle is maintained and repaired to the latest factory specifications.  Our ASE certified technicians are fully trained and work hard to get you back on the road quickly.  For all of your auto repair needs, depend on National Brake & Muffler in Griffin, GA to keep  you on the road.  

    • Computer diagnostics - foreign and domestic
    • Brake services / new brakes
    • Transmission repair
    • Tune-ups
    • Oil lubrication
    • Alignment service
    • Shocks and struts
    • Air conditioning and cooling systems
    • Exhausts and mufflers
    • Batteries
    • Belts and hoses and more!

    TRUSTED BRANDS & PROGRAMS:

    Jasperlogox300JASPER ENGINES AND TRANSMISSIONS INSTALLER   We proudly recommend JASPER who has been the industry leader since 1942 for our vehicle engine, transmission & differential repairs. Why JASPER?

    1. PROVEN, Industry leader since 1942 with engines and transmissions throughout the USA.  Pioneering 75 years of leadership in the automotive remanufacturing industry.
    2. QUALITY,  JASPER remanufactured products exceed factory specifications and improve OEM inherent design flaws with updated parts and precise machining.  
    3. TESTED, Live run computer assisted testing to assure trouble free performance and peace of mind for the automotive customer who depends on it.  
    4. WARRANTY.  SEE WARRANTY HERE
    5. PRODUCT BROCHURES:

    JASPER Authentic Built in USA      JASPER Diesel Engines      Used vs. JASPER?      Performance JASPER Products      Transmissions      Do you like your vehicle? Keep it!      Differential Brochure      Differential Pamphlet      Marine      Fleet Solutions

    3 YEAR | 100,000 MILE NATIONWIDE PARTS & LABOR WARRANTY

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    DIFFERENTIAL REPLACEMENT We install JASPER® Differentials which are completely remanufactured to meet or exceed OEM specifications with a 3 YEAR | 100,000 MILE nationwide parts & labor warranty remanufactured rear axle assemblies and differentials because every one of them goes through our extensive "Do It Right" process that ensures worry-free operation which is why we choose JASPER® Differentials every time here at our shop!

    Fleet ButtonFLEET SERVICE PROGRAM   Our Fleet business customers get the highest priority to keep them on the road.

    napa NAPA AutoCare   Certified Auto Care and Truck Care Center with their 24 Months | 24,000 Nationwide Warranty.

    rv service 1COMPLETE RV SERVICE & REPAIRS
    When you are on the road traveling or getting ready for a trip, the last thing you want is a problem.  Bring it by and let us do a routine maintenance on the RV first before any big trip and if you are in the area and need help with RV service give us a call.  Our team of professional mechanics can get you running and back to enjoying your travel plans quickly.

    tire TIRES   We check your T.I.R.E Safety on every visit and offer replacement tires.
    Here it is all about customer service and no job is too big or too small for us to handle. 

    ase.badge.365ASE CERTIFIED TECHNICIANS,  Know the advantages of trusting only ASE Certified automotive technicians.
    FIND OUT MORE

    BG logo BG PRODUCTS  Lifetime Protection Plan Products & Services
    Protect your vehicle for Life!

    Complete Duramax Diesel Repairs Everything from standard service to major work.
    Trust National Brake & Muffler to have the right training, diagnostic equipment and parts to get the job done right!

    • Jasper Pref
    • Acdelco
    • ASE
    • BBB
    • Be Car Care Aware
    • BG Products
    • Cummins Diesel
    • Duramax Diesel
    • Fleet Services
    • Flowmaster
    • Magnaflow
    • NAPA AutoCare Center
    • Ford Power Stroke Diesel
    • RV Repair
    • Tires
    • Towing

    National Brake & Muffler

    1412 Bowling Ln
    Griffin, GA 30223

    location small (770) 228-8888
    Email the Shop

    SHOP HOURS

    Weekdays:   8:00 AM - 5:30 PM
    Saturdays: CLOSED

    Make An Appointment

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