Replacement of Xenon lamp
Replacing the xenon bulb on Saab 9-5 can be problematic on the right side if you do not disassemble the mass air flow sensor and the tube portion. The mass air flow sensor and hose piece is secured with two hose clamps, circled in the image below:
Loosen the clamps with a screwdriver. Then just unscrew the lamp covers and replace xenon lamp.