2012 Mercedes-Benz GL500 Service and Repair Manual

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2012 Mercedes-Benz GL500 service and repair manual — a detailed, factory-style reference for maintenance, diagnostics, and repair. Use it to confirm correct procedures, specifications, and system coverage before you start work.

Designed for technicians and DIY owners, this manual helps you troubleshoot accurately, follow step-by-step repair procedures, and reference wiring diagrams and system sections quickly while you work.

What’s included

  • Step-by-step repair procedures and service information
  • Specifications and reference data (where provided)
  • Wiring diagrams and electrical sections
  • Powertrain, brakes, steering, suspension, HVAC and more

Trims covered

  • Base Sport Utility 4-Door

Engines covered

  • 5.5L 5461CC 333Cu. In. V8 GAS DOHC Naturally Aspirated

Index / Table of contents

  • Body
  • Brakes
  • Chassis Electrical
  • Driveline
  • Engine Cooling
  • Engine Electrical
  • Engine Mechanical
  • Engine Performance & Emission Controls
  • Fuel System
  • General Information & Identification
  • Heating, Ventilation, & Air Conditioning
  • Hybrid & Electric Vehicle Systems
  • Steering
  • Suspension
  • Transmission, Clutch, & Transfer Case
  • Wiring Diagrams
No active recalls The 2012 Mercedes-Benz GL500 has no recalls on file with NHTSA.
No service bulletins No technical service bulletins on file with NHTSA for the 2012 Mercedes-Benz GL500.
20160321Component: POWER TRAINCrash reported1 injured

ON JANUARY 8, 2014, THE OWNER OF THE 2012 MERCEDES BENZ GL450 WAS INSIDE HER VEHICLE WITHIN THE GARAGE OF HER RESIDENCE, PREPARING TO LEAVE TO PERFORM ERRANDS. REALIZING SHE NEED TO ATTEND TO HER YOU

20160204Component: POWER TRAINCrash reported1 injured

ON 01/08/14, A FEMALE DRIVER OF A 2012 GL 450 WAS STATIONARY, IN THE GARAGE, WITH ENGINE RUNNING. BEFORE SHE EXITED THE VEHICLE TO CHECK ON HER CHILD IN THE REAR OF THE VEHICLE, SHE PRESSED THE PARK B

20220713Component: SERVICE BRAKES, HYDRAULICCrash reported

The contact owns a 2012 Mercedes-Benz GL 450. The contact stated while driving approximately 45 MPH, the brake pedal was depressed but failed to stop the vehicle causing him to crash into the vehicle

20230914Component: SERVICE BRAKES, HYDRAULIC

The contact owns a 2012 Mercedes-Benz GL450. The contact received notification of NHTSA Campaign Number: 22V315000 (Service Brakes, Hydraulic) however, the part to do the recall repair was unavailable

20230810Component: UNKNOWN OR OTHER

Recently discovered that water intrusion in the back of my vehicle is coming from cracks (longitudinal and transverse) on its roof. The roof has no other damage that would have caused the cracks Upon

20160504Component: AIR BAGSCrash reported2 injured

TAKATA RECALL - I HAD HEAD-ON COLLISION ACCIDENT ON 02/03/2015, STEERING WHEEL AND LEG AIR BAG WAS DEPLOYED, BUT CAUSED ME INJURY AFTER IT DEPLOYED TO MY HAND, FINGERS AND KNEES. ONCE LEG AIR BAD DEPL

20160504Component: STRUCTURE:BODYCrash reported2 injured

TAKATA RECALL - I HAD HEAD-ON COLLISION ACCIDENT ON 02/03/2015, STEERING WHEEL AND LEG AIR BAG WAS DEPLOYED, BUT CAUSED ME INJURY AFTER IT DEPLOYED TO MY HAND, FINGERS AND KNEES. ONCE LEG AIR BAD DEPL

20160504Component: WHEELSCrash reported2 injured

TAKATA RECALL - I HAD HEAD-ON COLLISION ACCIDENT ON 02/03/2015, STEERING WHEEL AND LEG AIR BAG WAS DEPLOYED, BUT CAUSED ME INJURY AFTER IT DEPLOYED TO MY HAND, FINGERS AND KNEES. ONCE LEG AIR BAD DEPL

20250113Component: UNKNOWN OR OTHER

I purchased a this vehicle at a dealership Laurel Ford as is no warranty for $14,000 and not even in a week of me having it the key fob was not working and it’s been giving me problems so now it’s

20250113Component: ELECTRICAL SYSTEM

I purchased a this vehicle at a dealership Laurel Ford as is no warranty for $14,000 and not even in a week of me having it the key fob was not working and it’s been giving me problems so now it’s

Showing the 10 most serious of 51 complaints filed with NHTSA.

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