🏷️ Basic Information

Make:

GMC

Model:

Terrain

Year:

2012

Generation Code:

First Generation (GMT191)

Platform:

GM Theta Platform

👋 Introduction

Segment:

Compact Crossover SUV

Target Demographic:

Individuals and families seeking versatile and comfortable transportation

Key Competitors:

Chevrolet Equinox (sharing platform), Honda CR-V, Toyota RAV4, Ford Escape, Nissan Rogue

Design Philosophy:

Rugged yet refined styling, comfortable interior, practical utility

Manual Advantage:

Provides dealership-level diagnostic and repair accuracy for DIY users

Convenience:

Single PDF, printable pages, no physical degradation

📋 Manual Details

General Coverage:

All Models & All Repairs A-Z

Vehicle Specificity:

Vehicle Specific, Not Generic

Target User:

Dealership Technicians, DIY Enthusiasts

Estimated Page Count:

Extensive (Specific count not provided, but described as comprehensive)

Type:

Service and Repair Manual

Language:

English

Digital Format:

PDF

Compatibility:

Windows (Vista 32/64, XP, ME, 98, NT, 2000), Mac OS

📖 Manual Coverage

Powertrain:

Engine, Control System, Fuel Service, Emission Control, Intake/Exhaust/Cooling, Lube, Ignition, Starting, Charging, Automatic Transmission, Manual Transmission, Transfer Case, Propeller Shaft, Drive Shaft, Differential, Axle

Chassis:

Suspension, Tire & Wheel, Brake Control, Brakes, Parking Brake, Steering Column, Power Steering

Body Electrical Comfort:

Air Conditioning, Supplemental Restraint System (SRS), Seat Belts, Engine Immobilizer, Cruise Control, Wiper & Washer, Door Locks, Meter/Audio/Visual, Horn, Windshield/Glass/Mirror, Instrument Panel, Seats, Engine Hood/Door, Exterior/Interior

Electrical Electronics:

Electrical Systems, Multiplex/CAN Communication

Diagnostic Procedures:

Diagnosis of all systems and components

Maintenance Procedures:

Scheduled maintenance, fluid changes, filter replacements

Repair Procedures:

Complete step-by-step instructions for all repairs

Wiring Schematics:

Detailed wiring schematics included

Depth:

Factory High Detail, complete repair information

Content Type:

Step-by-step instructions, diagrams, illustrations

📊 Manual Specifications

Primary Format:

PDF

Additional Software:

Adobe PDF Reader, WinZip (Free)

Printability:

All pages printable

Image Enhancement:

Images can be blown up and printed enlarged

Binding:

Not Applicable (Digital Format)

Paper Type:

Not Applicable (Digital Format)

Download Speed:

Speed Download

⚙️ Engine Specifications

Engine 1 Displacement:

2.4L

Engine 1 Code:

LAF (Ecotec Inline-4)

Engine 1 Configuration:

Inline-4 Cylinder

Engine 1 Fuel Type:

Gasoline

Engine 1 Fuel Induction:

Direct Injection (DI)

Engine 1 Horsepower:

182 hp @ 6700 rpm (approx.)

Engine 1 Torque:

172 lb-ft @ 4900 rpm (approx.)

Engine 2 Displacement:

3.0L

Engine 2 Code:

LF1 (High Feature V6)

Engine 2 Configuration:

V6 Cylinder

Engine 2 Fuel Type:

Gasoline

Engine 2 Fuel Induction:

Port Fuel Injection (PFI)

Engine 2 Horsepower:

264 hp @ 6900 rpm (approx.)

Engine 2 Torque:

220 lb-ft @ 5100 rpm (approx.)

Fuel Delivery:

High-pressure fuel pump (for DI), Electronic Throttle Control (ETC)

🔧 Transmission

Transmission Type:

6-Speed Automatic (6T40/6T45)

Transmission Type:

All-Wheel Drive (AWD) with Active Transfer Case

Transmission Features:

Driver Shift Control, Tow/Haul Mode

📐 Dimensions

Wheelbase:

107.0 inches (2,718 mm)

Length:

177.0 inches (4,496 mm)

Width:

72.5 inches (1,841 mm)

Height:

65.0 inches (1,651 mm)

Curb Weight FWD:

3,700 - 3,800 lbs (approx.)

Curb Weight AWD:

3,850 - 4,000 lbs (approx.)

🛡️ Safety Features

NHTSA Overall Rating:

4 out of 5 stars (2012 Model)

IIHS Top Safety Pick:

Yes (for certain model year configurations)

Braking System:

4-wheel Antilock Braking System (ABS), Electronic Brake-force Distribution (EBD), Traction Control System (TCS), StabiliTrak Electronic Stability Control

Airbags:

Frontal airbags, Side-impact airbags, Curtain airbags

Seatbelts:

3-point seat belts with pretensioners

Child Seat Anchors:

LATCH (Lower Anchors and Top tethers for CHildren)

💡 Technology Features

Infotainment System:

GMC IntelliLink infotainment system (availability depends on trim level), optional touch-screen display, Bluetooth connectivity, USB ports.

Driver Aids:

Rear vision camera (optional), Rear Park Assist (optional).

Connectivity Features:

OnStar® capabilities (subscription-based service), USB and auxiliary audio inputs.

🔧 Maintenance

Oil Change Interval:

7,500 miles (12,000 km) or 6 months, whichever comes first (using synthetic oil). Refer to manual for specific oil type and viscosity.

Tire Rotation:

Every 7,500 miles (12,000 km)

Engine Air Filter:

Inspect every 15,000 miles (24,000 km), replace as needed.

Cabin Air Filter:

Inspect every 15,000 miles (24,000 km), replace as needed.

Engine Oil Spec:

SAE 5W-30 Synthetic (API SN, ILSAC GF-5)

Coolant Spec:

Dex-Cool® (GM P/N 1052886 or 89022080, or equivalent orange long-life coolant)

Transmission Fluid Spec:

Dexron®-VI Automatic Transmission Fluid (ATF)

Common Problems:

Potential for oil leaks from valve cover gaskets and oil pan, occasional issues with power steering pump or electric power steering components, check engine lights due to various sensor failures (e.g., O2 sensors, crankshaft position sensor), sometimes minor interior trim rattles.

📚 Vehicle History

Gmc Legacy:

GMC has a long history of producing trucks and SUVs, known for durability and capability.

Terrain Introduction:

The GMC Terrain was introduced for the 2010 model year as a compact crossover.

2012 Updates:

The 2012 model saw the introduction of the 3.0L V6 engine option, offering more power.

Assembly Location:

General Motors CAMI Automotive Plant in Ingersoll, Ontario, Canada.

🏆 Awards & Recognition

Awards General:

While specific awards for the 2012 model year might not be widely publicized, the GMC Terrain as a model has received accolades for its styling, fuel efficiency (especially the 4-cylinder), and comfortable ride in its segment.