XC90 – Replacing Oxygen Sensors DIY Tutorial

Replacing heated oxygen sensors is a low-medium level DIY project you can do to save money on car repairs, and if your sensors are old, can increase your fuel economy. Really straight foward to swap out. They should be done … Continue reading →

-- Volvo Forum and Help for Volvo Owners since 2001

1. How Oxygen Sensors Work
2. How to Test Oxygen Sensors
3. Which Oxygen Sensor do I Need?

Airbox Thermostat Mod Increases Fuel Economy

A simple modification to the N/A (non-trubo) 850 will increase your power, decrease your gas usage and actually is better for the environment. “If you own a N/A (N/A = non-turbo) 850 or S70 (and maybe others), you may wish … Continue reading →

-- Volvo Forum and Help for Volvo Owners since 2001

1. NA CARS: Airbox Mod
2. Thermostat Replacement on Heated Seats
3. Thermostat in the air box