Car Repairs & Services in Hamilton

Why Hamilton drivers choose Grimmer Motors

Whatever your car’s doing, we’ll tell you straight what needs fixing – and what it’ll cost – before we lift a spanner. That’s our “No Surprises” promise: a clear quote up front, no hidden extras, and a phone call before we do any work you haven’t okayed.

• 90-odd years in Hamilton – family-built and trusted since 1934.
• Fully qualified mechanics with proper diagnostic gear, not guesswork.
• No Surprises pricing – you get a clear quote first, and we ring before any extra work.
• Courtesy cars available so you’re not stuck without wheels.
• Straight-up advice – we only do the repairs your car actually needs.
• Good for the planet too – we back Trees for Survival and recycle old batteries for free.

What we fix & service

Warrant of Fitness & safety

Due for a WOF? We do thorough Warrant of Fitness checks and any repairs needed to pass – petrol, diesel and vans – plus pre-purchase inspections if you’re thinking of buying.

WOF pricing · Pre-purchase inspections · Diesel & van WOF · Exhaust emissions WOF work

Car servicing & maintenance

A regular service keeps your car reliable and saves you from the big bills later on. We’ve got standard and premium packages for petrol, diesel and hybrid vehicles.

Service packages · Car maintenance · Diesel service · Hybrid & EV servicing

Engine & diagnostics

From tune-ups and cambelts to head gaskets, reconditioning and the tricky faults no one else can pin down – our team gets to the bottom of it with proper diagnostic gear.

Engine tune-ups · Cambelt replacement · Head gaskets · Engine reconditioning · Engine misfires

Brakes

Brakes are the one thing you don’t muck around with. We handle the lot – pads and discs through to ABS faults and master cylinders.

Brake repairs · Brake pad replacement · ABS ECU replacement · Brake master cylinder · Brake safety checks

Transmission, clutch & drivetrain

Clutch slipping or the gearbox playing up? We service manual and auto transmissions, CVTs, clutches, CV joints and driveshafts.

Clutch replacement · Auto transmission service · CVT service · CV joints & boots · Driveshaft repairs

Cooling & radiator

An overheating engine can do serious damage fast. We sort radiators, water pumps, thermostats and cooling fans before it costs you an engine.

Radiator & cooling · Overheating diagnostics · Thermostat · Cooling fan

Steering & suspension

A smooth, safe ride starts underneath. We replace wheel bearings, ball joints, control arms and sort out clunks, pulls and vibrations.

Suspension repairs · Wheel bearings · Steering & alignment · Ball joints

Auto electrical

Modern cars are rolling computers. We chase down electrical gremlins, fit head units, reversing cameras and alarms, and sort airbag, stability-control and cruise-control faults.

Airbag diagnostics · Reversing camera install · Head unit install · Stability control · Cruise control

Batteries & charging

Flat battery or a charging light on the dash? We test and replace batteries, alternators and starter motors – and we’ll recycle your old battery for free.

Battery replacement · Starter & alternator · Battery going flat · Free battery recycling

Lights

Dim or blown headlights, dodgy indicators or a number-plate light out? We’ll get you seen and WOF-legal.

Vehicle lighting · Dim headlights · High-beam repairs · Number-plate light

Exhaust & emissions

Noisy exhaust or failed your emissions check? We repair and replace exhausts, mufflers, cats and diesel DPFs.

Exhaust & muffler · Catalytic converter · EGR clean · DPF warning light · Emissions testing

Air conditioning

Aircon blowing warm? We diagnose, repair and re-gas car air con, and swap out tired cabin filters.

AC diagnostics & re-gas · AC not working · AC condenser · Cabin air filter

Tyres & wheels

We supply and fit new tyres, check your spare, and sort bulges and uneven wear before they become a WOF fail.

Tyre services · New tyres · Spare tyre checks · Tyre bulges

Body, glass & interior

Cracked window, a door that won’t behave or a worn seatbelt? We handle car glass, doors, seats and the bits in between.

Window repair · Window replacement · Car door repair · Seat rewebbing · Sliding door repairs

Hybrid & EV

Driving a hybrid or EV? We service them too – from hybrid batteries through to charging questions.

Hybrid & EV servicing · EV charging · Tesla Model 3

Brands we service

We look after just about every make on Kiwi roads – Japanese, European, American, Australian, Korean, Chinese and Indian. Toyota, Mazda, Honda, Subaru, Nissan, Ford, BMW, Hyundai and plenty more.

See all makes we service