Volvo 850 GLT Chip Install

1. Locate the two ecu’s.

2. There is one ecu for the ignition and one for the fuel.

3. Inside each ecu there is a white cover over the chip, remove this cover by inserting ascrewdriver into the two holes on the top and pry outward.

4. When the cover is gone, carefully pull the chip out and insert the new one.