🏷️ Basic Information Identification Make: Chevrolet Model: Colorado Year: 2012 Generation Generation Code: GMT965 Codes Vin Model Code: C (for Crew Cab), E (for Extended Cab) 👋 Introduction Market Position Target Audience: DIY Mechanics, Independent Repair Shops, Chevrolet Colorado Owners Competitive Analysis Advantage Over Print: More convenient, less expensive, instantly accessible, easily searchable, up-to-date information Key Features Feature 1: Officially licensed and factory-derived information Feature 2: Instant online access across multiple devices Feature 3: Comprehensive coverage for all major vehicle systems Feature 4: Cost savings through DIY repairs Feature 5: Intuitive navigation and search functionality 📋 Manual Details Coverage Areas Product Type: Online Service and Repair Manual Software Publisher: RepairSurge (Licensed OE Materials) Access Duration: 1 Year Additional Access Options: Discounts available for extended access Page Count Estimated Page Equivalent: Extensive (equivalent to thousands of printed pages) Manual Type Type: Factory-Derived Service and Repair Manual Language Language: English Format Format: Web-based, accessible via browser Device Compatibility: PC, Laptop, Smartphone, Tablet Required Connection: Internet Connection 📖 Manual Coverage Systems Covered Powertrain: Engine (all variants), Drivetrain (RWD/4WD), Transmission (automatic/manual) Chassis: Suspension (front/rear), Steering system, Brakes (hydraulic, ABS) Electrical: Wiring diagrams, Lighting, Ignition, Charging system, Starting system, Powertrain Control Modules (PCM), Body Control Modules (BCM) HVAC: Heating, Ventilation, and Air Conditioning systems Body: Body panels, Interior trim, Exterior components, Doors, Glass, Seats Procedures Included Maintenance: Routine maintenance, Fluid changes, Filter replacements, Inspection procedures Repair: Component replacement, Engine overhaul, Transmission repair, Brake system service, Suspension repair, Steering linkage repair Diagnostics: Troubleshooting guides, Diagnostic Trouble Codes (DTCs), Symptom analysis Wiring Diagrams: Detailed electrical schematics for all systems Technical Depth Depth: Comprehensive, covering from basic DIY repairs to advanced diagnostics and overhauls Information Source: OE (Original Equipment) materials, ensuring factory-level accuracy 📊 Manual Specifications File Format Format Description: Web-based application with searchable content Search Functionality: Full-text search capability for rapid information retrieval Print Quality Print Capability: Printable sections for offline reference (browser dependent) Binding Type Binding: N/A (Online format) Paper Type Paper Type: N/A (Online format) ⚙️ Engine Specifications Primary Engine Engine Code 2 4L: ENR (2.4L Ecotec LE5 I4) Displacement 2 4L: 2384 cc (145 cu. in.) Horsepower 2 4L: 166 hp @ 5600 rpm Torque 2 4L: 170 lb-ft @ 4400 rpm Engine Code 3 7L: LC5 (3.7L Vortec LH-8 V8) Displacement 3 7L: 3701 cc (226 cu. in.) Horsepower 3 7L: 239 hp @ 5600 rpm Torque 3 7L: 257 lb-ft @ 4000 rpm Performance Fuel Type: Unleaded gasoline Fuel System Injection Type: Sequential Electronic Fuel Injection (SFI) Emission Controls: Catalytic converter, On-Board Diagnostics (OBD-II) 🔧 Transmission Standard Transmission 2 4L Standard: 5-speed Manual (M82) Transmission 3 7L Standard: 4-speed Automatic (4L60-E) Optional Transmission 2 4L Optional: 4-speed Automatic (4L60-E) Features Drivetrain Options: Rear-Wheel Drive (RWD), Four-Wheel Drive (4WD) Transfer Case 4Wd: Electronic or Manual Shift Transfer Case (model dependent) 📐 Dimensions Exterior Wheelbase Short Bed Crew Cab: 119.7 inches (3040 mm) Wheelbase Long Bed Extended Cab: 126.0 inches (3200 mm) Overall Length: Varies by cab and bed configuration Width: 67.8 inches (1722 mm) Height: 64.6 inches (1641 mm) (approx.) Cargo Bed Length Short: 61.1 inches (1552 mm) Bed Length Long: 73.2 inches (1859 mm) Weights Curb Weight Start: Approx. 3800 lbs (1724 kg) Gvwr: Varies by configuration (e.g., 5300 - 6200 lbs) Towing Capacity: Up to 5,800 lbs (2630 kg) (with proper equipment) 🛡️ Safety Features Ratings NHTSA Overall Rating: Not prominently available for 2012 model year, typically 4-star across categories. Active Features ABS: Standard Anti-lock Braking System (ABS) Traction Control: Standard StabiliTrak Electronic Stability Control (ESC) Brake Assist: Available Passive Features Airbags Front: Standard front-seat side-impact airbags and head curtain airbags (may vary by configuration) Seatbelts: 3-point seat belts with pretensioners Rollover Sensing: Available 💡 Technology Features Infotainment Infotainment System: Available AM/FM/CD/MP3 stereo, with optional SiriusXM Satellite Radio. Connectivity: Available USB port, Auxiliary audio input jack. Driver Assistance Cruise Control: Standard or Available Rearview Camera: Not typically available for this model year. 🔧 Maintenance Service Intervals Oil Change Interval: Typically every 7,500 miles (12,000 km) or 6 months, using synthetic oil. Check owner's manual for specific recommendations. Tire Rotation Interval: Every 7,500 miles (12,000 km) Engine Air Filter Replacement: Every 30,000 miles (48,000 km) or as needed based on driving conditions. Fluid Specifications Engine Oil 2 4L: SAE 5W-30, Dexos1 specification (API SN or higher) Engine Oil 3 7L: SAE 5W-30, Dexos1 specification (API SN or higher) Transmission Fluid Auto: Dexron-VI Automatic Transmission Fluid Transmission Fluid Manual: GL-4 Manual Transmission Lubricant (specific viscosity may vary) Coolant: Dex-Cool (Orange) Extended Life Antifreeze/Coolant (50/50 mix with distilled water) Brake Fluid: DOT 3 or DOT 4 Known Issues Issue 1: Rear main seal leaks (common on some V8 engines). Issue 2: Suspension component wear (ball joints, tie rod ends) due to payload and usage. Issue 3: HVAC system issues (blower motor, blend door actuator...