🏷️ Basic Information

Make:

GMC

Model:

Terrain

Model Years Covered:

2010, 2011, 2012

Platform Code:

GM Theta Platform (Theta)

👋 Introduction

Segment:

Compact Crossover SUV

Target Audience:

Families, urban commuters seeking versatility and a comfortable ride.

Key Competitors:

Honda CR-V, Toyota RAV4, Ford Escape, Chevrolet Equinox, Kia Sportage, Hyundai Tucson

Feature 1:

Stylish and modern exterior design.

Feature 2:

Comfortable and well-appointed interior for its class.

Feature 3:

Available AWD for enhanced traction in various conditions.

Feature 4:

Quiet and refined ride quality.

Benefit:

Empowers owners to perform maintenance and repairs, saving significant costs.

📋 Manual Details

Primary Coverage:

Complete Service & Repair Procedures A-Z

Models Covered:

All Models, Engines, Trim, and Transmission Types

Estimated Page Count:

Varies by specific content, typically 2000+ pages for a complete workshop manual.

Type:

Workshop Service Repair Manual

Language:

English

Format:

Downloadable Digital Format (PDF)

📖 Manual Coverage

Powertrain:

Engine Mechanical, Engine Cooling, Engine Fuel, Engine Electrical, Emission Control, Exhaust System, Transmission (Automatic and potentially Manual if applicable), Drivetrain Components (Front Axle, Rear Axle, Drive Shafts, Differentials)

Chassis:

Suspension System (Front and Rear), Steering System, Brake System (Hydraulic and Mechanical), Wheels and Tires

Body:

Body and Frame, Exterior and Interior Trim, Doors, Windows, Seats, HVAC System (Heating, Ventilation, and Air Conditioning)

Electrical:

Body Control Modules (BCM), Powertrain Control Modules (PCM), Lighting Systems (Headlights, Taillights, Interior Lights), Instrumentation and Gauges, Audio and Infotainment Systems, Power Accessories (Windows, Locks, Mirrors), Wiring Diagrams, Fuses and Relays

Maintenance:

Routine Inspections, Fluid Level Checks and Changes, Filter Replacements, Lubrication, Tire Rotation and Balancing, Wiper Blade Replacement

Repair:

Engine Overhaul and Component Replacement, Transmission Rebuilds, Brake Pad and Rotor Replacement, Suspension Component Replacement, Steering Rack Replacement, HVAC Component Repair, Electrical Component Diagnosis and Replacement, Body Panel Repair

Diagnostics:

Troubleshooting Charts, Diagnostic Trouble Codes (DTCs), Symptom-Based Diagnostics, Electrical Circuit Diagnosis

Technical Specs:

Torque Specifications, Clearances, Tolerances, Diagnostic Data

Depth:

Comprehensive: Covers basic maintenance, detailed diagnostics, component-level repair, and complete system overhauls.

📊 Manual Specifications

Format:

PDF (Portable Document Format)

Compatibility:

All PC & MAC Computers, Tablets, Smartphones (Requires Adobe Reader)

Quality:

High Quality, Printable Pages

Type:

Not Applicable (Downloadable Digital Format)

Type:

Not Applicable (Downloadable Digital Format)

Feature:

Searchable Text (if standard PDF features are enabled)

⚙️ Engine Specifications

Engine Code 1:

2.4L Ecotec (LE5)

Engine Type 1:

Inline-4 Cylinder, DOHC, VVT

Displacement 1:

2384 cc (2.4 Liters)

Bore X Stroke 1:

87.0 mm x 96.0 mm

Compression Ratio 1:

9.7:1

Horsepower 1:

169 hp @ 6500 rpm (approx.)

Torque 1:

167 lb-ft @ 4800 rpm (approx.)

Fuel Delivery:

Multi-port Fuel Injection (MPI)

Fuel Type:

Unleaded Regular Gasoline (87 Octane Recommended)

Engine Code 2:

3.0L V6 Ecotec (LF1)

Engine Type 2:

V6, DOHC, VVT

Displacement 2:

2994 cc (3.0 Liters)

Horsepower 2:

220 hp @ 6900 rpm (approx.)

Torque 2:

202 lb-ft @ 5100 rpm (approx.)

🔧 Transmission

Type 1:

6-Speed Automatic Transmission (AWF21)

Type 2:

All-Wheel Drive (AWD) - Electronically Controlled

Feature 1:

Driver Shift Control (Manual Mode Capability)

Fluid Type 1:

Dexron VI Automatic Transmission Fluid (ATF)

Capacity 1:

Approximately 8.3 Liters (8.8 US Quarts) for complete fill.

📐 Dimensions

Length:

4470 mm (176.0 inches)

Width:

1842 mm (72.5 inches)

Height:

1676 mm (66.0 inches)

Wheelbase:

2708 mm (106.6 inches)

Front Track:

1562 mm (61.5 inches)

Rear Track:

1576 mm (62.0 inches)

Passenger Volume:

Approx. 2.7 m³ (96.0 cu ft)

Cargo Volume Behind Rear Seats:

Approx. 661 Liters (23.3 cu ft)

Cargo Volume With Rear Seats Folded:

Approx. 1555 Liters (54.9 cu ft)

Curb Weight FWD:

Approx. 1650 kg (3638 lbs)

Curb Weight AWD:

Approx. 1730 kg (3814 lbs)

Gross Vehicle Weight Rating Gvwr:

Approx. 2160 kg (4762 lbs)

Towing Capacity:

Up to 680 kg (1500 lbs) with available trailer package.

🛡️ Safety Features

NHTSA Front Crash Test Rating:

5-Star (2010-2012 Models)

IIHS Small Overlap Front Rating:

Good (For models tested)

Feature 1:

Anti-lock Braking System (ABS)

Feature 2:

Traction Control System (TCS)

Feature 3:

Electronic Stability Control (ESC)

Feature 4:

Brake Assist

Feature 1:

Frontal Airbags (Driver and Passenger)

Feature 2:

Side-Curtain Airbags (First and Second Row)

Feature 3:

Body-Side Front and Rear Airbags

Feature 4:

3-Point Safety Belts with Pretensioners and Load Limiters

Feature 5:

LATCH (Lower Anchors and Tethers for Children) System

💡 Technology Features

Available System 1:

GMC IntelliLink Infotainment System (depending on trim)

Features 1:

Touchscreen Display, AM/FM/CD/MP3 Player, USB Port, Auxiliary Audio Input, Bluetooth® Connectivity

Optional Feature 1:

Navigation System

Optional Feature 2:

Rear-Seat Entertainment System

Available Feature 1:

Rear Vision Camera System

Available Feature 2:

Remote Vehicle Start

Feature 1:

OnStar® Turn-by-Turn Navigation and Communication System (Subscription-based)

🔧 Maintenance

Oil Change Interval:

Every 7,500 miles (12,000 km) or 6 months, whichever comes first, with synthetic blend oil.

Air Filter Replacement:

Inspect every 15,000 miles (24,000 km), replace as needed. Replace every 30,000 miles (48,000 km) under severe conditions.

Cabin Air Filter Replacement:

Inspect annually, replace as needed. Recommended replacement every 24,000 miles (38,000 km) or 24 months.

Spark Plug Replacement:

Iridium-tip spark plugs: 100,000 miles (160,000 km).

Engine Oil Specification:

SAE 5W-30, API SN Certified, GM Approved (GM dexos1™ or dexos1 Gen 2)

Coolant Type:

GM P/N 89022652 (Orange Long-Life Coolant) or equivalent Dex-Cool™ compatible coolant.

Engine Oil Capacity:

4.7 Liters (5.0 US Quarts) with filter change for 2.4L engine; 5.2 Liters (5.5 US Quarts) for 3.0L V6 engine.

Coolant Capacity:

Approx. 8.0 Liters (8.5 US Quarts)

Issue 1:

Timing Chain Rattle/Noise (2.4L Ecotec): Potential wear on timing chain tensioners or guides. Manual provides diagnostic and replacement procedures.

Issue 2:

Oil Leaks (Various Seals): Common areas include valve cover gaskets, oil pan gaskets, and front crankshaft seals. Manual details inspection and replacement.

Issue 3:

HVAC System Issues: Blend door actuators, blower motor, or A/C compressor failures. Manual covers diagnostic routines and component testing.

Issue 4:

Suspension Noises: Worn control arm bushings or ball joints can lead to clunks or rattles. Detailed inspection and replacement instructions are in the manual.

Issue 5:

Transmission Shifting Concerns: Occasional reports of rough shifting or delayed engagement. Manual provides diagnostic steps for transmission control module (TCM) and hydraulic systems.

📚 Vehicle History

Brand Focus:

GMC is a division of General Motors specializing in trucks, SUVs, and vans, historically known for their durability and capability.

Introduction Year:

2009

First Generation Code:

GMT155 (Theta Platform)

Design Philosophy:

Compact SUV designed to offer a comfortable, stylish, and versatile option with a focus on practicality for urban and light trail use.

Assembly Plant:

Cami Automotive, Ingersoll, Ontario, Canada

🏆 Awards & Recognition

Award 1:

KBB.com's "Most Affordable Small SUV" (for certain configurations/years)

Award 2:

Insurance Institute for Highway Safety (IIHS) Top Safety Pick (for certain years/configurations)