Now and again a supplier experiences issues with parts coming back to them which most of the time do not have manufacturing defects. This is when they release the technical bulletins explaining the issues that have occurred when fitting and how to avoid them or any other issue you may have fitting specific parts

Below are categories of each of the technical bulletins so click on the links to take you to the relevant technical page (These will direct you to the Valeo technical website).

Electrical	Clutch
Engine Cooling & Thermal Control	Climate Control
Interior Control & Comfort Systems	Lighting