Get in touch

Contact Auto Transmissions

Having transmission trouble, or want a second opinion? Call us, email us, or use the form below to book a diagnosis or request a quote. We will give you honest advice before any work begins.

Auto Transmissions Ltd

We are the automatic transmission specialists for Christchurch, Canterbury and the wider South Island - trusted by private owners, workshops and fleet operators. Drop in, or get in touch and we will arrange the best time to look at your vehicle.

Phone: 03 379 3692
Email: autotransmissions@xtra.co.nz
Address: 133 Antigua Street, Addington, Christchurch 8024
Hours: Monday to Friday, 7am to 5pm. Some Saturdays - call to check.

For the fastest response, tell us the vehicle's make, model and year and describe what it is doing - slipping, shuddering, a warning light, a leak or a noise. That gives us a head start before you even arrive. Not sure where to begin? Our FAQ answers the questions we hear most.

Aisle of the workshop lined with automatic transmissions on pallet racking, ready for reconditioning

Prefer to talk it through? Call 03 379 3692 - advice before repairs is always free.

What we do

Automatic transmission services

Automatic transmission with the sump removed, exposing the valve body and gear train on the workbench

Transmission Diagnostics

Electronic and mechanical fault-finding to pinpoint the problem before any parts come off.

Modern dual-clutch pack and torsional damper from an automatic transmission on the workbench

Automatic Transmission Repairs

From solenoids and leaks to mechatronics and internal repairs, restored to reliable operation.

Reconditioned automatic transmission on a stainless bench against a grey workshop wall

Complete Rebuilds

Full strip, inspection and rebuild to manufacturer specification using premium parts.

Workshop racking stacked with automatic transmissions and gearboxes for a range of makes

Used Transmissions

Sometimes the better buy. We price a sound used unit against a rebuild so you can choose.

Freshly rebuilt automatic transmission with a blue-finished torque converter housing on a stainless workbench

Torque Converter Repairs

Shuddering, slipping or lock-up faults traced to the converter, repaired or replaced.

Transmission valve bodies, solenoids and separator plates laid out on the workbench during a valve body repair

Valve Body Repairs

Where many modern shift faults begin. We diagnose, repair or replace to restore control.

Rebuilt automatic transmission viewed end-on along a workshop bench

Transmission Servicing

Correct fluid, filter and a road test to extend transmission life and head off big repairs.

Book a diagnosis or request a quote

Tell us the vehicle and what it is doing - slipping, shuddering, a warning light or a leak - and we will come back to you with honest advice and a plan before any work begins. No obligation, and no repairs started without your say-so.

03 379 3692
autotransmissions@xtra.co.nz
133 Antigua Street, Addington, Christchurch 8024
Monday to Friday, 7am to 5pm (some Saturdays)

Serving Christchurch, Canterbury and the wider South Island.