🚚 Kenworth Climate Control Repair – Dial & Output Faults (F21-1015)

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From January 1st, 2026, we will be strictly Trade Only for New Zealand Info here

Price Exclusive of GST

Our minimum assessment fee is $150 + GST (Excluding Headlights) this just covers the time to check the unit over. If you go ahead with the repair, we’ll put this towards the total cost. Our full terms of trade is the link can be found here

International Customers:
When sending a unit from overseas, please declare it as β€œRepair and Return” with a low customs value (around $100 USD) to avoid unnecessary import fees. - All Repair Prices are quoted in NZD



This is a repair service for the Kenworth F21-1015 climate control module, commonly used in heavy-duty Kenworth trucks. These units often suffer from non-functional dials or failed output circuits, which affect the control of fans, temperature, and air distribution.

Common Issues We Repair:

  • Dials or knobs not responding or functioning intermittently

  • Fan speed or temperature cannot be adjusted

  • Failed output to actuators, relays, or fans

  • Burnt components or internal track damage on the control board

These faults are typically caused by wear to rotary encoders, power surges, or board-level component failure.

Our Repair Process Includes:

  • Full disassembly and fault diagnosis

  • Repair or replacement of faulty dials and output components

  • Circuit trace repairs where required

Turnaround Time: 2–4 business days
Applies To: Kenworth climate control modules with part number F21-1015

πŸ’‘ Avoid costly replacement β€” we restore your original unit to full working order with tested, reliable repairs.

Questions about this repair?