Mercedes-Benz USA, LLC will provide an Extended Modification Warranty for each vehicle that has received the Approved Emission Modification. The Extended Modification Warranty period shall be the greater of: (i) 10 years from the date of in
2012 Mercedes-Benz GL350 Service and Repair Manual
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Factory-Grade Data
2012 Mercedes-Benz GL350 Service and Repair Manual
Regular price
$29.99 USD
Unit price
2012 Mercedes-Benz GL350 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
- Bluetec 4Matic Sport Utility 4-Door
Engines covered
- 3.0L 2987CC V6 DIESEL DOHC Turbocharged
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
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2012 Mercedes-Benz GL350 Recalls & Complaints
No active recalls
The 2012 Mercedes-Benz GL350 has no recalls on file with NHTSA.
Complaint Headlamp, front fog lamp leaky or fogged. Cause Fogging of the headlamps is a natural phenomenon, which can occur under certain climatic conditions. It does not lead to any technical impairment of the headlamp. If a pressure compe
Complaint Headlamp, front fog lamp leaky or fogged Cause Fogging of the headlamps is a natural phenomenon, which can occur under certain climatic conditions. It does not lead to any technical impairment of the headlamp. If a pressure compen
Complaint Single throttle lift-off clunking noise from the side shaft when moving off (audible at the outboard end). The clunk is heard once when changing from forward to reverse (and vice versa). Note: Sound file in attachment Cause If the
Complaint Headlamps leaking or fogged Cause The fogging of the headlamp is a natural phenomenon which can occur under certain climatic conditions. In contrast to a leaky headlamp, physical fogging does not result in a technical impairment o
Complaint Headlamp, front fog lamp leaky or fogged Cause Fogging of the headlamps is a natural phenomenon, which can occur under certain climatic conditions. It does not lead to any technical impairment of the headlamp. Remedy NOTE: If a pr
Complaint During a phone call, the called party has difficulty understanding/cannot understand the driver, or interference/background noises are audible to the called party during a call. It becomes increasingly difficult to understand as t
Complaint Single throttle lift-off clunking noise from the side shaft when moving off (audible at the outboard end). The noise is heard once in each instance when changing direction of travel. Note: Sound file in attachment Cause If the com
Showing the 8 most recent of 42 technical service bulletins on file with NHTSA.
TL* THE CONTACT OWNS A 2012 MERCEDES-BENZ GL350BTC. WHILE DRIVING APPROXIMATELY 65 MPH, SMOKE APPEARED FROM THE FRONT END AND UNDERNEATH THE VEHICLE. THERE WERE NO WARNING INDICATORS ILLUMINATED. THE
The contact owns a 2012 Mercedes-Benz GLK350. The contact stated that while driving at an undisclosed speed, the front driver's seat was excessively hot while using the heated seat feature. The contac
The contact owns a 2012 Mercedes-Benz GL350. The contact stated while driving at an undisclosed speed, the contact heard an abnormally loud crack. The contact inspected the vehicle and noticed that th
The contact owns a 2012 Mercedes-Benz GL350. The contact stated that while driving at an undisclosed speed, the accelerator pedal was depressed; however, the vehicle failed to accelerate as intended.
Mercedes Benz settled with U.S Government the diesel emission scandal. There are about 122k class members. Under the settlement, Mercedes gave 122k class members 4 year/48k miles warranty. Under the w
Showing the 5 most serious of 23 complaints filed with NHTSA.
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