Services

At Dave’s Transmission & Auto Repair, we are committed to providing dependable automotive and transmission services for drivers throughout Napa and surrounding areas. From routine maintenance to diagnostics and major repairs, our experienced team focuses on quality workmanship, honest service, and keeping your vehicle performing at its best.

Transmission Leak Inspection

Transmission fluid leaks can lead to poor shifting performance and serious transmission damage if ignored. Our team carefully inspects your transmission system, seals, lines, and components to locate leaks and recommend the proper repair before larger issues develop.

Auto Battery & Electrical System Repair

Your vehicle’s electrical system powers essential components needed for reliable operation. We diagnose and repair battery issues, charging system problems, alternator concerns, wiring issues, and other electrical components to keep your vehicle running properly.

Auto Steering & Suspension Repair

A properly functioning steering and suspension system improves vehicle control and ride quality. We repair worn or damaged components to help restore comfort, stability, and handling performance.

Auto Vibration Diagnosis

Vehicle vibrations can result from tire problems, suspension issues, brake components, or drivetrain concerns. We identify the cause and provide solutions to restore a smoother driving experience.

Check Engine Light Diagnosis

A check engine light can indicate minor concerns or more serious issues. Our technicians perform detailed diagnostics to determine the cause and provide accurate repair recommendations.

Engine Oil Light Diagnosis

The oil warning light can signal low oil pressure or other engine concerns. We inspect your vehicle to identify the issue and help prevent possible engine damage.

Auto Brake Repair

Your braking system plays a major role in your safety on the road. We provide brake inspections, brake pad replacement, rotor service, and complete brake system repairs to help ensure dependable stopping performance.

Auto General Diagnosis

Vehicle problems are not always easy to identify. Using advanced diagnostic equipment and hands-on experience, we inspect your vehicle and accurately determine the cause of performance issues, warning lights, or unusual symptoms.

Auto No-Start Diagnosis

If your vehicle will not start, several systems may be involved. We inspect the battery, starter, ignition system, fuel delivery system, and electrical components to find the issue and get you back on the road quickly.

Auto Noise Diagnosis

Unusual sounds such as grinding, squealing, knocking, or clicking can indicate hidden problems. Our technicians diagnose the source of vehicle noises and recommend the necessary repairs before they worsen.

Oil Changes

Routine oil changes are important for maintaining engine performance and extending vehicle life. We provide quality oil and filter services to help keep your engine clean, protected, and running efficiently.

Maintenance Services

Regular vehicle maintenance helps reduce unexpected breakdowns and extend the life of your vehicle. We provide preventative maintenance services including fluid checks, inspections, filters, tune-ups, and manufacturer-recommended service schedules to help keep your vehicle operating at its best.

No matter the size of the repair, our team is here to provide reliable service and solutions you can trust. Contact Dave’s Transmission & Auto Repair today to schedule your appointment and let us help keep you safely on the road.

Helpful Information for Our Customers

How do I know if my transmission needs repair?

Common signs include slipping gears, delayed shifting, unusual noises, burning smells, transmission fluid leaks, or warning lights on your dashboard.

How often should I change my engine oil?

Oil change intervals vary by vehicle, but many vehicles should have oil changed every 3,000–7,500 miles depending on manufacturer recommendations and driving conditions.

Why is my check engine light on?

The check engine light can appear for many reasons, ranging from a loose gas cap to engine or transmission-related issues. A professional diagnostic inspection can determine the exact cause.

Why is my vehicle making unusual noises?

Grinding, squealing, knocking, or clicking sounds can indicate brake, suspension, engine, or transmission problems and should be inspected as soon as possible.

What causes vehicle vibrations while driving?

Vibrations can result from tire problems, brake issues, suspension wear, wheel balance concerns, or drivetrain components that need attention.

Do you work on different makes and models?

Yes, we provide automotive repair and maintenance services for many makes and models, including domestic and foreign vehicles.

Why is regular maintenance important?

Routine maintenance helps improve vehicle performance, reduce unexpected repairs, increase safety, and extend the life of your vehicle.

Still have questions? Contact Dave’s Transmission & Auto Repair today — our team is here to help.