Factory specifications, fluid capacities, torque values, EPA fuel economy and the federal safety record for the 2021 GLC43 AMG.
The 2021 Mercedes GLC43 AMG takes 6.8 qt of 0W-20 engine oil.
Fluid capacities, tune-up values and fuel economy at a glance.
Replacement part sizes and factory part numbers — battery, bulbs, filters and belts.
From the factory this vehicle uses OE oil filter 0209975445. Each part links to every other vehicle that shares it, so a part you already stock may fit more of your fleet than you'd expect.
| Engine oil filter | 0209975445 alt 2761800009 |
| Engine air filter | 276094050490 |
| Battery | 0019828108 |
| Front wiper blades | 2058204503 |
| Thermostat | 276201068064 alt 2762000600 |
| Cabin air filter | 1668300218 |
Capacities, torques and tune-up values from the factory service manual.
This engine holds 6.8 qt of 0W-20 / 0W-30 / 0W-40 engine oil, Rear: 183 mm; Rear: 200 mm in the differential, DOT 4 brake fluid. The firing order is Diesel: 1-4-2-5-3-6.
| Automatic Transmission Fluid | MB Sheet 236.17 |
| Automatic Transmission Fluid Capacity | 10.5 qt |
| Brake Fluid | DOT 4 |
| Differential Gear Oil | Rear: 183 mm; Rear: 200 mm |
| Engine Coolant | Coolant listed on either MB 325.6 |
| Engine Oil Capacity | 6.8 qt |
| Transfer Case Fluid | MB P/N A 001989780309 |
| Transfer Case Fluid Capacity | 0.73 qt |
| Cylinder Head Instructions | Use new bolts only. |
| Intake Manifold to Engine Bolts | Upper: 6.6 ft-lbs |
| Differential Fill Plug | Front: 18.0 ft-lbs; Rear: 37.0 ft-lbs |
| Differential drain Plug | Front: 15.0 ft-lbs; Rear: 37.0 ft-lbs |
| Transfer Case Fill Plug | 10.0 ft-lbs |
| Transfer Case Drain Plug | 18.0 ft-lbs |
| Cylinder Firing Order | Diesel: 1-4-2-5-3-6 |
| Spark Plug Manufacturer | Mercedes-Benz |
| Spark Plug Gap | 0.028 in |
| Spark Plug Torque | 17.0 ft-lbs |
| 1 | 148.0 ft. lbs., Step 2: 180° | 148 ft. lbs |
| 1 | Bolts 1-8 | 14.8 ft. lbs |
| 1 | 15.0 ft. lbs., Step 2: 33.0 ft. lbs., Step 3: 90° | 15 ft. lbs |
| 1 | 44.0 inch lbs., Step 2: 15.0 | 44 in |
The most common OBD-II codes for this vehicle's emissions system. These are standardized SAE J2012 definitions, not vehicle-specific fault reports.
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6.8 qt of 0W-20, 0W-30, 0W-40; Above 23°F: 20W-40, 20W-50; Above 5°F: 15W-30, 15W-40, 15W-50; Above -4°F: 10W-30, 10W-40, 10W-50, 10W-60; Above -13°F: 5W-30, 5W-40, 5W-50. Oil meeting MB Sheet: 229.50, per the factory manual.