Turbocharger repair
Turbocharger diagnosis, repairs and rebuilds in our Auckland workshop, for vehicles, fleets, marine, agricultural and industrial engines. Courier-in repairs from anywhere in New Zealand.


Why Simms for turbocharger repair
- 01Diesel injection specialists
In business since 1927.
- 02Balanced and tested
Specialist equipment to inspect, balance and test for correct boost and reliability.
- 03Built around downtime
A structured repair process to keep trucks and machinery running.
- 04Quality parts and workmanship
Every turbo is inspected before it leaves the workshop.
Losing power, no boost or smoking?
Turbo faults often show up as power loss, smoke, whining noises or poor performance. An inspection finds the problem before it causes further engine damage.
Common signs your turbo needs checking
- Loss of power or no boost
- Black, blue or white smoke
- Whining, siren or grinding noise
- Oil leaks around the turbo
- Poor acceleration
Request a turbo inspection or repair
Tell us the vehicle, turbo type and symptoms. We'll recommend the most cost-effective repair, rebuild or replacement after inspection, and usually reply within one working day.
Turbocharger repair questions
Another question? Call +64 9 579 1159.
How long does a turbo repair take?
Usually 1–3 working days, depending on parts and the turbo's condition. We confirm timing after inspection.
Can I courier my turbo in?
Yes. Customers across New Zealand courier turbos to our Auckland workshop. Contact us first for packing instructions.
Do you rebuild turbos?
Yes, where possible: inspection, cleaning, worn components replaced, balancing and testing.
Do you inspect before repairing?
Yes. We diagnose first and advise the best repair, rebuild or replacement option before going ahead.
Where is the workshop?
77 Leonard Road, Mount Wellington, Auckland 1060. Monday to Friday, 8am to 5:30pm.
Shop turbochargers
Need a part as well?
We hold far more diesel parts than we list online. If we don't have it, we can usually source it.
