Get U.S.-based product support from vehicle HVAC experts. We can help with compatibility, product selection, installation, and troubleshooting.
Contact an Expert
Availability:
IN STOCK
Shipping:
Calculated at Checkout. Most in-stock orders ship from our Costa Mesa, CA warehouse the same or next business day.
View Shipping Details
Warranty:
Products include manufacturer-backed warranty coverage. Terms vary by product and brand.
View Warranty Details
Returns:
Eligible unused items in their original packaging may be returned within 14 days of delivery. Terms and fees may apply.
View Return Policy
Lead harness replacement kit for S3 gasoline and diesel hydronic heaters. This lead harness contains flame and overheat sensors. Flame sensor related fault codes (P00010A (051), P000120 (064), P000121 (065) ) could indicate that this harness is required to replaced existing and faulty one.