Tools needed for job:
8mm
12mm wrench
Pocket screw driver
Witech or very expensive scan tool that can access all vehicle modules
Nitrogen tank with special adapter to fill air suspension
Soapy water in spray bottle
22mm socket
Repair procedure: after verifying the airbags are leaking go ahead and lift vehicle in air or jack up rear end by frame rail road plug in scan tool go into air suspension control module go into miscellaneous functions or similar and perform procedure to deflate rear airbags into air suspension reservoir remove both rear tires remove both wheel liners remove air lines to air bags remove air bags install new air bags install new fitting to air line install air lines connect nitrogen tank to fill port on vehicle perform procedure with scan tool to inflate rear air bags verifying they are seated correctly on rear axle open valve on nitrogen tank as rear air bags are filling (compressor will bleed off all extra pressure in system) verify no leaks in air bags or fittings using soapy water install wheel liners install wheels lower vehicle using scan tool remove vehicle out of factory mode for air suspension go through each height setting verify vehicle drives fine repair complete