MercedesG5502015Overview/mercedes/g550/2015/base/

2015 Mercedes G550

Factory specifications, fluid capacities, torque values, EPA fuel economy and the federal safety record for the 2015 G550.

Model year20242015

Fitment & sizes

Replacement part sizes and factory part numbers — battery, bulbs, filters and belts.

From the factory this vehicle uses a BCI Battery group and CCA will vary by model options and region. Refer to the appropriate service information. · Battery group and CCA will vary by model options and region. Refer to the appropriate service information. CCA battery. 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.

Battery groupBCI Battery group and CCA will vary by model options and region. Refer to the appropriate service information. · Battery group and CCA will vary by model options and region. Refer to the appropriate service information. CCAOEM · verified
Tire sizeP265/60R18OEM · verified
Wheel / rim7.5 inOEM · verified

OE service part numbers OEM · verified

Fuel filter1724700400
Battery0019828208 alt 000982960864
Front wiper blades4638200545
Thermostat2722000515

Service quick specs OEM factory data

Capacities, torques and tune-up values from the factory service manual.

This engine DOT 4 brake fluid. Torque the oil drain plug to 22.1 ft-lbs. The firing order is 1-5-4-2-6-3-7-8. Note the cylinder-head bolts finish on a torque angle (torque-to-yield) — they stretch permanently and should be replaced, not reused, during any head service.

Lubricants & capacities

Brake FluidDOT 4
Engine Coolant Capacity11.1
Fuel Tank Capacity25.4 gallons

Engine torques

Camshaft Bearing/Carrier Cap Bolts or Studs71.0 inch lbs. ft-lbs
Intake Manifold to Engine Bolts6.6
Exhaust Manifold to Cylinder Head Bolts12
Intake Manifold to Engine Bolts6.6 ft-lbs
Exhaust Manifold to Cylinder Head Bolts12.0 ft-lbs
Engine Oil Pan Drain Plug22.1 ft-lbs

Chassis torques

Transfer Case Fill Plug44.0 ft-lbs
Transfer Case Drain Plug44.0 ft-lbs
Front Wheel Hub133.0 ft-lbs

Ignition

Cylinder Firing Order1-5-4-2-6-3-7-8
Cylinder Firing Order1-5-4-2-6-3-7-8
Spark Plug ManufacturerMercedes - Benz
Spark Plug Gap.031 in
Spark Plug Torque17 ft-lbs
Spark Plug ManufacturerMercedes-Benz
Spark Plug Gap0.031 in
Spark Plug Torque15.0-20.0 ft-lbs

Battery & A/C

RefrigerantR134a
Refrigerant Capacity1.93 lbs
Oil GroupPAG
Oil Type46
Oil Capacity4.73 oz

Brakes

Minimum Pad ThicknessFront: 0.079; Rear: 0.079 Vehicle
Solid Rotor Minimum Thickness for ReplacementFront: .511
Vented Rotor Minimum Thickness for ReplacementFront: 1.063; Rear: .551
Vented Rotor Minimum Thickness after RefinishFront: Non Vented:
Maximum Rotor RunoutFront: Non Vented:

Multi-step torque procedures OEM · verified

Cylinder Head — tightening sequence 5 stages

Prep Do not reuse old bolts. Coat new bolts lightly with specified motor oil. · Bolts 1-10

115.0 ft. lbs.15 ft. lbs
237.0 ft. lbs.37 ft. lbs
390 degrees90 degrees
490 degrees90 degrees
5Bolt 11 15.0 ft. lbs.15 ft. lbs

Common OBD-II trouble codes

The most common OBD-II codes for this vehicle's emissions system. These are standardized SAE J2012 definitions, not vehicle-specific fault reports.

P0420
Catalyst system efficiency below threshold — Bank 1
P0300
Random / multiple cylinder misfire detected
P0171
System too lean — Bank 1
P0455
Evaporative emission system leak detected — large leak
P0128
Coolant thermostat below regulating temperature
P0442
Evaporative emission system leak detected — small leak

VIN tools

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VIN
Decode a VIN to confirm the transmission and build data for a specific G550. OEM
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Vehicles with shared specs

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Reference guides

Cross-vehicle references for the kinds of data on this page.