Service catalog
Find the right starting point.
Choose a service if you know what you need—or tell us the symptom. A service request is always reviewed by the shop before timing is confirmed.
Six days a week · Walk-ins as availability allows
Time for an inspection?
Plan your inspection.
What to bring, what to expect and how to arrange your visit to Mattituck.
Vehicle inspection details →Diesel inspectionThe right test for your vehicle.
Light-duty OBD and heavy-duty smoke-opacity testing, with applicability confirmed for your vehicle.
Diesel inspection details →Start with what you notice
Know the symptom? Start here.
- Gears slip, shudder or slamHard or unpredictable shifting deserves a look before it becomes a stop.Find the starting point
- Check engine lightSteady or flashing—the codes are a starting point, not a parts list.Find the starting point
- Noise when brakingSqueals and grinds are measured, not guessed at.Find the starting point
- ABS or traction-control lightWhen the ABS light is on by itself, diagnosis starts with reading what the anti-lock system reports.Find the starting point
- Brake warning lightA brake-system warning can mean low fluid or another fault—if braking feels wrong, call the shop before driving further.Find the starting point
- The car won't startBattery, starter, fuel or ignition—testing finds which.Find the starting point
- A/C blows warmLow refrigerant usually means a leak worth finding.Find the starting point
- Pulls to one sideAlignment angles and worn parts are checked together.Find the starting point
- Rough idle or hesitationA misfire is worth catching before it costs more parts.Find the starting point
- Fluid under the carColor and location narrow the system; the source confirms it.Find the starting point
- Buying a used vehicleAn independent look before money changes hands.Find the starting point
- Something feels offA noise, smell or feeling you can't name is enough to start.Find the starting point
Transmission
Everything that sends engine power to the wheels, from fluid condition to internal repair. Diagnosis always comes before disassembly.
Transmission Repair
Gears slip, catch or shift noticeably harder than they used to
Explore service TransmissionTransmission Fluid Service
Dark, burnt-smelling or gritty transmission fluid
Explore service TransmissionTransfer Case Fluid Service
Binding, hop or driveline shudder during tight low-speed turns
Explore service TransmissionDifferential Fluid Service
A humming or whirring that changes with road speed
Explore service TransmissionClutch Service
Clutch work performed in-house, with scope confirmed for your vehicle.
Explore serviceBrakes
Stopping is a measured science: pads, rotors, hydraulics and the electronics that support them, inspected before anything is replaced.
Brake Pads & Rotors
Squealing, grinding or a scraping sound while braking
Explore service BrakesBrake Fluid Service
The vehicle’s brake-fluid service interval has arrived
Explore service BrakesBrake Caliper Replacement
The vehicle pulls to one side while braking
Explore service BrakesABS Diagnosis
An ABS or traction-control warning light
Explore service BrakesParking Brake Repair
The lever or pedal travels far without firm engagement
Explore service BrakesBrake Line Repair
A pedal that slowly sinks toward the floor
Explore serviceDiagnostics
When the symptom is clear but the cause is not, structured testing finds it—warning lights, no-starts, misfires and mystery noises.
Check Engine Light Diagnosis
A steady check-engine light that will not clear
Explore service DiagnosticsGeneral Vehicle Diagnostics
A noise, vibration or smell you cannot attribute to anything
Explore service DiagnosticsA/C Diagnosis
Vents blow warm or only slightly cool air
Explore service DiagnosticsNo-Start Diagnosis
Clicking or silence when you turn the key
Explore service DiagnosticsEngine Misfire Diagnosis
Rough idle, hesitation or jerking under load
Explore service DiagnosticsPre-Purchase Inspection
You are considering a specific used vehicle on the North Fork
Explore serviceMaintenance
Scheduled care matched to the vehicle and how it is actually used, so big repairs stay rare.
Oil Change
The oil-life monitor or mileage interval says it is time
Explore service MaintenanceCoolant Service
The vehicle’s scheduled coolant-service interval has arrived
Explore service MaintenancePower Steering Fluid Service
A whining sound while turning the wheel
Explore service Maintenance30,000-Mile Service
The vehicle is approaching 30,000 miles
Explore service Maintenance60,000-Mile Service
The vehicle is approaching 60,000 miles
Explore service Maintenance90,000-Mile Service
The vehicle is approaching 90,000 miles
Explore service Maintenance100,000-Mile Service
The odometer is near or past 100,000 miles
Explore service MaintenanceTune-Up
Rough idle, hesitation or a subtle loss of responsiveness
Explore service MaintenanceManufacturer-Scheduled Maintenance
A service interval from the manufacturer has arrived
Explore serviceEngine & Drivetrain
The belts, pumps, plugs and joints that create and transfer power, replaced on evidence and at the right interval.
Timing Belt Replacement
The engine has reached its specified timing-belt replacement interval
Explore service Engine & DrivetrainWater Pump Replacement
Coolant dripping from a weep hole on the pump housing
Explore service Engine & DrivetrainSerpentine Belt Replacement
Squealing on cold starts or with steering input
Explore service Engine & DrivetrainSpark Plug Replacement
The engine’s spark-plug replacement interval has arrived
Explore service Engine & DrivetrainDiesel Engine Repair
Diesel engine repair performed in-house, with vehicle and repair scope confirmed first.
Explore serviceSuspension & Steering
Ride comfort, straight tracking and even tire wear all trace back to these parts; wear is measured, not guessed.
Shock & Strut Replacement
The vehicle bounces or floats over undulating roads
Explore service Suspension & SteeringBall Joint Replacement
Loose or wandering steering feel
Explore service Suspension & SteeringWheel Alignment
The vehicle pulls or drifts to one side
Explore service Suspension & SteeringControl Arm Replacement
Clunking from the front end over bumps
Explore service Suspension & SteeringCV Axle Replacement
Clicking or popping while turning
Explore service Suspension & SteeringWheel Bearing Replacement
A humming or growling that changes with speed or cornering load
Explore serviceElectrical
Batteries, starters, alternators and the circuits between them—testing-led repair instead of parts trading.
Alternator Replacement
A battery warning light at or above idle
Explore service ElectricalStarter Replacement
A single click or rapid clicking when starting
Explore service ElectricalBattery Replacement
Slow cranking, especially on cold mornings
Explore service ElectricalElectrical System Diagnosis
A battery that drains when the vehicle sits
Explore service ElectricalWindow Motor & Regulator Repair
A window that moves slowly, tilts or jams partway
Explore service ElectricalHeadlight Assembly Replacement
A housing that is cracked, fogged or holds water
Explore service ElectricalIgnition Switch Replacement
The key sticks or requires jiggling to turn
Explore service ElectricalDoor Lock Actuator Replacement
One door that locks or unlocks sluggishly or not at all
Explore serviceA/C & Cooling
Cabin comfort and engine temperature are both fluid systems with real failure modes; leaks get found, not refilled over.
Not sure whether you need a recharge? Start with A/C diagnosis for warm air, weak airflow or cooling that comes and goes.
A/C Recharge
Air that is cool but no longer cold
Explore service A/C & CoolingA/C Compressor Replacement
Loud clattering when the A/C engages
Explore service A/C & CoolingRadiator Replacement
Temperature readings that climb in traffic or on hills
Explore service A/C & CoolingHeater Core Replacement
A wet passenger-side floor with a sweet smell
Explore service A/C & CoolingBlower Motor Replacement
Airflow that works only on the highest setting
Explore serviceEmissions
Evidence-led emissions and exhaust-gas work, from sensors to converters, with diagnosis before replacement.
Catalytic Converter Replacement
A persistent check-engine light for converter efficiency
Explore service EmissionsOxygen Sensor Replacement
Fuel economy that has slipped noticeably
Explore service EmissionsEVAP System Repair
A check-engine light for an EVAP code
Explore service EmissionsEGR Valve Replacement
Rough idle or stalling at a stop
Explore service EmissionsMass Airflow Sensor Replacement
Hesitation, surging or hard starting
Explore service EmissionsExhaust & Muffler Repair
Exhaust and muffler work performed in-house at our Mattituck shop.
Explore serviceTires & Visibility
Tire sales and ordering, mounting, balancing, puncture repair, rotation and TPMS service, alongside wipers and clear headlights. Wheel alignment is listed under suspension and steering.
Tire Service
Tread looks worn, cracked or uneven across the tire
Explore service Tires & VisibilityTire Rotation
The vehicle or tire manufacturer's rotation interval has arrived
Explore service Tires & VisibilityTPMS Sensor Service
A tire pressure light that will not clear despite correct pressures
Explore service Tires & VisibilityWindshield Wiper Replacement
Streaks or uncleared areas remain across the glass
Explore service Tires & VisibilityHeadlight Restoration
Hazy, yellow lenses that cut visible light output
Explore service Tires & VisibilityAuto Glass Service
Auto glass work performed in-house, with the work confirmed for your vehicle.
Explore serviceStart with the symptom
Can’t find the exact service?
Describe the noise, warning light or change you noticed. The shop can help decide what kind of inspection to begin with.