🏷️ Basic Information Identification Make: Chevrolet Model: Colorado Year: 2012 Product Name: Chevrolet Chevy Colorado Complete Workshop Service Repair Manual 2012 Generation Second Generation Codes: GMT91 Codes Vin Code: G 👋 Introduction Market Position Segment: Compact Pickup Truck Target Audience: DIY mechanics, fleet managers, automotive repair shops Competitive Analysis Key Competitors 2012: Toyota Tacoma, Nissan Frontier, Ford Ranger Key Features Diy Savings: Enables users to save significant money on repairs and maintenance Ease Of Use: Easy-to-follow step-by-step instructions with pictures Accessibility: Downloadable to multiple devices for convenient access Completeness: Covers every service and repair procedure from A-Z 📋 Manual Details Coverage Areas All Models Engines Trim Transmissions: Yes Page Count Estimated Page Count: Extensive (thousands of pages typical for complete workshop manuals) Manual Type Type: Workshop Service Repair Manual Language Language: English Format Format: Downloadable Digital Format (PDF) 📖 Manual Coverage Systems Covered Engine Mechanical: Engine assembly, disassembly, troubleshooting, repair, specifications Engine Management: Fuel injection system, ignition system, emissions control, engine control module (ECM) diagnostics Transmission Manual: Manual transmission service, repair, overhaul, specifications Transmission Automatic: Automatic transmission service, repair, overhaul, specifications Drivetrain 4Wd: Four-wheel drive system, transfer case, front/rear axles, driveshafts, differentials Suspension: Front and rear suspension components, shock absorbers, springs, control arms, alignment Steering: Power steering system, steering column, tie rods, rack and pinion Brakes: Brake system components (discs, pads, calipers, lines), ABS system diagnostics and repair Electrical System: Battery, charging system, starter, lighting, body electrical, wiring diagrams Climate Control: HVAC system, A/C system components, heater core, blower motor Interior Trim: Dashboard, door panels, seats, headliner, interior trim removal and installation Exterior Body: Body panels, bumpers, doors, hood, tailgate, glass, exterior trim Chassis Frame: Frame inspection and repair Diagnostics: On-Board Diagnostics (OBD-II) system, diagnostic trouble codes (DTCs), diagnostic procedures Procedures Included Routine Maintenance: Oil changes, filter replacements, fluid checks, tire rotations, spark plug replacement Troubleshooting Guides: Systematic troubleshooting for common and complex issues Component Repair: Detailed step-by-step repair instructions for all major components Rebuilds Overhauls: Complete rebuild procedures for engines and transmissions Wiring Diagrams: Comprehensive electrical wiring schematics for all systems Specifications Torque: Detailed torque specifications for all fasteners Special Tools: Identification and usage of special tools required for specific repairs Technical Depth Depth: Comprehensive from basic maintenance to advanced diagnostics and complete overhauls 📊 Manual Specifications File Format Compatibility: All PC & MAC Computers, tablets, mobile phones Required Software: Adobe Reader (free download available) Print Quality Printability: Printable page by page, chapter, or entire manual Binding Type Binding: Digital Download (no physical binding) Paper Type Paper Quality: N/A (Digital Format) ⚙️ Engine Specifications Primary Engine Engine Options: 2.9L LLV I4, 3.7L LWD I5 Engine Displacement 2 9L: 2921 cc (178.3 cu in) Engine Displacement 3 7L: 3700 cc (225.8 cu in) Performance Horsepower 2 9L: 185 hp @ 5600 rpm (approx.) Torque 2 9L: 190 lb-ft @ 2800 rpm (approx.) Horsepower 3 7L: 242 hp @ 5600 rpm (approx.) Torque 3 7L: 242 lb-ft @ 4600 rpm (approx.) Fuel System Fuel Delivery: Multi-port Fuel Injection (MPI) Fuel Type: Unleaded Gasoline Engine Code Notes Engine Code Explanation: LLV (2.9L), LWD (3.7L) are common GM engine designations for these displacements 🔧 Transmission Standard Standard Transmission 2 9L: 5-speed Manual M50 Standard Transmission 3 7L: 4-speed Automatic 4L60-E (common, though variations existed) Optional Optional Transmission 3 7L: 5-speed Manual M50 Features Drivetrain Options: Rear-Wheel Drive (RWD), Four-Wheel Drive (4WD) 📐 Dimensions Exterior Wheelbase Short Bed: 116.1 inches (approx.) Wheelbase Long Bed: 126.1 inches (approx.) Bed Length Short: 61.1 inches (approx.) Bed Length Long: 73.5 inches (approx.) Weights Curb Weight Range: Approx. 3,900 - 4,500 lbs depending on configuration 🛡️ Safety Features Ratings NHTSA Overall Rating 2012: Typically rated 4 out of 5 stars in frontal and side crash tests for its class (check specific NHTSA data for exact model/configuration) Active Features Stability Control: StabiliTrak (Electronic Stability Control) Traction Control: All-Speed Traction Control Antilock Brakes: 4-wheel Antilock Brake System (ABS) Passive Features Airbags Front: Driver and Front Passenger Airbags Airbags Side Curtain: Available (Optional) Head Curtain Side-Impact Airbags 💡 Technology Features Infotainment Audio System Options: Available AM/FM stereo with CD player, auxiliary input jack, MP3 playback, and optional SiriusXM Satellite Radio Connectivity: Available Bluetooth for hands-free calling and audio streaming on higher trim levels Driver Assistance Rear Parking Assist: Available Rear Park Assist 🔧 Maintenance Service Intervals Oil Change Interval: Every 7,500 miles or 6 months (whichever comes first) with synthetic blend or Dexos oil Engine Air Filter: Inspect every 15,000 miles, replace as needed or every 30,000 miles Cabin Air Filter: Inspect every 15,000 miles, replace as needed or every 30,000 miles Spark Plugs 3 7L: Replace every 100,000 miles (typical for iridium-tipped plugs) Fluid Specifications Engine Oil Type Dexos: SAE 5W-30 Full Synthetic DEXOS Engine Oil Capacity 2 9L: 4.3 quarts (4.1 L) with filter change Engine Oil Capacity 3...