How much does coolant flush and refill (car) cost in New Zealand?

Typically NZ$150–NZ$290 including GST at a NZ$120 an hour workshop rate (A$150–A$290 in Australia at A$140 an hour).

Coolant flush and refill (car): how much does it cost?

Typically NZ$150–NZ$290 in New Zealand and A$150–A$290 in Australia, including GST. Cars.

	Parts (trade)	Labour	Sublet	Total incl GST
New Zealand	NZ$35–NZ$90	0.7–1.2 h	—	NZ$150–NZ$290
Australia	A$30–A$80	0.7–1.2 h	—	A$150–A$290

Totals use a standard workshop rate of NZ$120 or A$140 an hour and a 25% parts markup, plus GST. Your workshop's rate and parts prices will differ.

What affects the price

5-7 L of long-life coolant, mixed from about 5 L of concentrate (SCA 5 L NZ$49 retail), plus flush chemical. The cooling system then has to be bled. Brown or oily coolant means a deeper fault, priced separately.

Other service repairs

Basic service: engine oil and filter change (car)NZ$120–NZ$260
Basic service: engine oil and filter change (SUV / diesel ute / 4WD)NZ$190–NZ$370
Basic service: engine oil and filter change (European)NZ$220–NZ$420
Full / logbook service (car)NZ$310–NZ$590
Full / logbook service (SUV / diesel ute / 4WD)NZ$410–NZ$800
Full / logbook service (European)NZ$450–NZ$920
Timing belt kit with water pump (4-cyl petrol)NZ$630–NZ$1,200
Timing belt kit with water pump (V6 petrol)NZ$910–NZ$1,690
Timing belt kit with water pump (diesel ute / 4WD)NZ$890–NZ$1,720
Timing belt kit with water pump (European 4-cyl / diesel)NZ$920–NZ$1,770

Researched by Credov in October 2026 from NZ and Australian parts suppliers and workshop price guides. Typical ranges, not quotes: ask a workshop for a quote before you rely on a price. All repair costs.