Fluid changes are very important.

SO much so that MB changed their FSS system back into a regular every 10K service schedule.

Make sure to have ALL of the fluids changed! regularly

Overall the GL has been a much improved truck over the W163 ML's.
They still like fuel & brakes though.

__________________
MERCEDES Benz Master Guild Technician (6 TIMES)
ASE Master Technician
Mercedes Benz Star Technician (2 times)
44 years foreign automotive repair
27 Years M.B. Shop foreman (dealer)
MB technical information Specialist (15 years)
190E 2.3 16V ITS SCCA race car (sold)
1986 190E 2.3 16V 2.5 (sold)
Retired Moderator