The actuator for the trunk lid lock stopped working. I tested the actuator, and it is good. The wiring from the actuator to the next connection at the left rear of the trunk is good. Connecting one lead of a voltmeter to each of the actuator wiring contacts in the mating connector in the left rear o...

Thanks for your fast response and clear post. I'll attempt this on the weekend, and let you know how it went.

What's the procedure to replace a light bulb that's out behind one of the three heater control knobs (which illuminates a knob's position) in a 2001 Volvo S40? The knob pulls off, but I don't know what to do next to get behind it to reach the light bulb, where ever it is. Mileage is about 65,000 (be...