Simms diesel offer a  12-month warranty or (20,000 km) which is given from date of invoice on new parts and exchange units.

Please notify us  of the warranty issue when first known.  Please do not apply warranty without our approval.

The warranty only applies to those parts that are deemed defective and will be replaced, credited or refunded (at the supplier’s discretion) at no charge. The defect must not result from any of the following:

The following conditions apply:

  • There must be no modification or adjustment to the product
  • Incorrect operation or use of the product
  • Any contamination of the product by fuel, oil or other impurities
  • Misuse of the product in respect to the product specifications
  • Incorrect installation of product

Please note the warranty provided applies to parts only not labour costs.

Claim Procedure

If a product is suspected to be faulty or defective, notify us at sales@simmsdiesel.co.nz  Please note proof of purchase must be given with an explanation of issue with photo evidence (if available). We can then investigate and determine the outcome.