Baseline Maintenance for a 1999–2004 Mercedes G-Class (W463) with M113 V8 and 722.6

Step-by-step, technician-oriented baseline for a W463 G-Class with the M113/722.6: fluids and ignition, 722.6 service, vacuum/EVAP and locker diagnostics, driveline inspection, electrical reliability fixes, and practical parts/tool strategies.