Heater only works on high on Buick Century

Submitted by otismilburn · May 29, 2025
Published by RepairPal

Problem overview

When the heater only works on high, the most common problem is a blower motor resistor. The correct repair is to replace it with a new resistor.

31 people reported this problem
15 comments
Schedule Repair

Search for another problem

RepairPal Car Genius

Ask our experts about your Buick.

RepairPal Car Genius™ is a free resource for vehicle owners seeking advice on maintenance, auto repair, shop inquiries, estimates, and finding a trustworthy repair shop in your area.

 Auto Repair Expert Auto Repair Expert

Call us at 877-913-1554

Available 9am – 6pm ET Monday through Friday

Call Our Experts