A view of underneath a car's hood showing the engine and various compartments with a mechanic's hands tightening a screw.

Engine & Performance

See What We Offer

Your vehicle’s engine is the heart of your car, and it’s essential to keep it in top condition to ensure maximum performance and longevity. Regular engine auto service is the key to achieving this, and the team at Grand Automotive is equipped with the latest diagnostic tools and technology to provide the best engine repair and maintenance services in the Lake Forest area.
When you bring your vehicle to our repair shop for engine service, you can expect friendly and professional service. We take the time to listen to your concerns, assess the problem with your engine, and provide you with an accurate diagnosis and cost estimate. We also understand the importance of your vehicle and the role it plays in your daily life, that’s why we strive to complete all engine auto services efficiently and promptly, so you can get back on the road as soon as possible.

Engine & Performance Services

  • Engine Repair

    Diagnosis and repair of engine issues to restore proper performance and reliability.

  • Engine Replacement

    Complete removal and installation of a new or rebuilt engine when repair isn’t cost-effective.

  • Engine Performance Check

    Comprehensive testing to evaluate power, efficiency, and overall engine condition.

  • Belt Replacement

    Replacement of worn timing belts or serpentine belts to prevent breakdowns and maintain proper operation.

  • Hose Replacement

    Inspection and replacement of cracked, leaking, or brittle hoses in the cooling and fuel systems.

  • Cooling System Repair

    Service and repair of the water pump, thermostat, radiator, and cooling lines to prevent overheating.

  • Radiator Repair & Replacement

    Fixing leaks or replacing faulty radiators to maintain proper engine temperature.

  • Water Pump Repair & Replacement

    Repairing or replacing failing pumps to ensure steady coolant circulation.

  • Drivability Diagnostics & Repair

    Identifying and repairing issues causing rough idling, stalling, hesitation, or poor fuel economy.

  • Fuel Injection Repair & Service

    Cleaning, repairing, or replacing injectors for smooth fuel delivery and engine response.

  • Fuel System Repair & Maintenance

    Inspection and service of fuel pumps, filters, and lines to keep the system running efficiently.

  • Ignition System Repair & Maintenance

    Replacement of spark plugs, coils, and related components for reliable starts and strong performance.

  • Diesel Engine Repair & Diagnostics

    Specialized testing and service for diesel engines, including glow plugs and fuel injection systems.

  • Full Engine Rebuild

    Disassembly and rebuilding of engine components to restore like-new performance.

  • Engine Overhaul & Replacement

    Comprehensive overhaul or full replacement for engines with extensive wear or damage.

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Our Hours

Monday
Tuesday
Wednesday
Thursday
Friday
Saturday
Sunday
8:00 AM — 5:00 PM
8:00 AM — 5:00 PM
8:00 AM — 5:00 PM
8:00 AM — 5:00 PM
8:00 AM — 5:00 PM
By Appointment
Closed

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