Vehicle Segment:
Compact/Mid-size Pickup Truck
Target Audience:
DIY mechanics, professional auto repair shops, fleet maintenance personnel.
Key Competitors:
Toyota Tacoma, Nissan Frontier, Ford Ranger.
Manual Value Proposition:
Provides factory-level repair and maintenance information to keep the Chevrolet Colorado in optimal condition.
Manual Utility:
Enables comprehensive service and repair, from routine maintenance to complex component overhauls.
Powertrain Engine:
2.8L (LLC) and 3.5L (LZ4) Gasoline Engines
Powertrain Transmission:
Automatic Transmission, Manual Transmission Overhaul
Drivetrain:
Drive Axle Limited Slip, Driveshaft, Front Drive Axle, Rear Drive Axle, Transfer Case, Wheel Drive Shafts
Brakes:
Antilock Brakes (ABS), Disc Brakes, Drum Brakes, Hydraulic Brakes, Parking Brake
Suspension Steering:
Front Suspension, Rear Suspension, Power Steering, Steering Column
Electrical:
Electrical Component Locations, Engine Electrical, Gages, Horns, Keyless Entry, Exterior Lights, Wiring
HVAC:
HVAC (Heating, Ventilation, and Air Conditioning)
Interior:
Doors, Interior Trim, Roof, Seats, Stationary Windows
Chassis Body:
Frame Underbody, Wiper Washer
Driver Controls:
Cruise Control
Entertainment Systems:
Entertainment (likely radio, speakers, etc.)
Diagnostics:
Troubleshooting procedures for all covered systems.
Maintenance:
Scheduled maintenance, fluid changes, component inspections.
Repair Overhaul:
Detailed step-by-step repair and overhaul procedures for major components.
Component Replacement:
Replacement procedures for all listed systems and components.
Electrical Diagnostics:
Wiring diagrams, component testing, electrical troubleshooting.
Engine Management:
Engine control system diagnostics and repair (2.8L & 3.5L).
Drivetrain Service:
Axle, driveshaft, and transfer case servicing and repair.
Brake System Service:
Brake system inspection, repair, and bleeding procedures.
Suspension Alignment:
Suspension component replacement and potential alignment specifications.
HVAC Service:
HVAC system diagnosis, refrigerant handling, component replacement.
Interior Trim Removal:
Procedures for removing and reinstalling interior trim panels.
Reset Procedures:
Maintenance Light Reset.
Depth Level:
Comprehensive Workshop Level
Illustrations:
High Resolution Illustrations, Photos, Diagrams
Diagnostic Information:
Detailed diagnostic procedures and symptom-based troubleshooting guides.
Technical Data:
Includes specifications, torque values, clearances, and tolerances for all repair procedures.
Wiring Diagrams:
Full electrical system wiring diagrams for comprehensive troubleshooting.
Engine 2 8L Name:
LLC (Atlas/Vortec 2800)
Engine 2 8L Configuration:
Inline 4-cylinder
Engine 2 8L Displacement:
2.8 Liters (171 cubic inches)
Engine 3 5L Name:
LZ4 (Vortec 3500)
Engine 3 5L Configuration:
Inline 5-cylinder
Engine 3 5L Displacement:
3.5 Liters (211 cubic inches)
Engine 2 8L Horsepower:
Approx. 175 hp @ 5600 rpm
Engine 2 8L Torque:
Approx. 185 lb-ft @ 2800 rpm
Engine 3 5L Horsepower:
Approx. 201 hp @ 5600 rpm
Engine 3 5L Torque:
Approx. 220 lb-ft @ 2800 rpm
Fuel Delivery:
Sequential Fuel Injection (SFI)
Fuel Type:
Unleaded Gasoline
Emission Control:
Catalytic Converter, On-Board Diagnostics (OBD-II)
Transmission 2 8L Standard:
5-Speed Manual Transmission (MV50)
Transmission 3 5L Standard:
4-Speed Automatic Transmission (4L60-E)
Transmission 2 8L Optional:
4-Speed Automatic Transmission (4L60-E)
Transmission 3 5L Optional:
5-Speed Manual Transmission (MV50)
Transmission Fluid Type:
Dexron-VI (for 4L60-E) or specified manual transmission fluid.
NHTSA Frontal Crash Driver:
Good (2004-2007 Models)
NHTSA Frontal Crash Passenger:
Good (2004-2007 Models)
IIHS Moderate Overlap Frontal Crash:
Acceptable (2004-2007 Models)
ABS:
Standard on most models, four-wheel disc brakes available on some trims.
Traction Control:
Available on select models.
Airbags:
Driver and front passenger airbags.
Seatbelts:
Three-point seatbelts for all occupants, pretensioners for front seats.
Oil Change Interval:
Typically every 5,000-7,500 miles or 6-12 months, depending on driving conditions and oil type (consult manual for specifics).
Tire Rotation Interval:
Typically every 5,000-7,500 miles.
Transmission Fluid Change:
Recommended every 45,000-100,000 miles, depending on usage and fluid type (refer to manual).
Coolant Flush Interval:
Typically every 30,000-100,000 miles or 2-5 years, depending on coolant type.
Engine Oil Specification:
Typically SAE 5W-30 Synthetic Blend or Full Synthetic. Consult manual for exact specification (e.g., Dexos or GM Standard).
Coolant Type:
GM-specified orange coolant (OAT - Organic Acid Technology) or equivalent.
Power Steering Fluid:
GM Power Steering Fluid or Dexron-VI Automatic Transmission Fluid.
Engine Idle Roughness:
Some reports of rough idle, potentially related to intake manifold leaks, spark plugs, or PCV system.
Transmission Harsh Shifting:
Occasional reports of harsh shifting, may require transmission fluid service or adjustments.
Rear Main Seal Leaks:
Potential for rear main seal leaks on some engines.
ABS Sensor Issues:
ABS wheel speed sensor failures can occur, leading to ABS/Traction Control warning lights.
Rust On Frame:
Like many vehicles of this era, frame rust can be an issue in certain climates; regular inspection is recommended.
Chevrolet Truck Legacy:
Chevrolet has a long-standing reputation for producing durable and capable trucks, dating back to the Task Force trucks of the 1950s.
Colorado Introduction:
Introduced for the 2004 model year as a successor to the Chevrolet S-10.
Colorado Platform:
Built on the GMT355 Global Medium Truck platform, shared with the GMC Canyon.
Refresh Cycles:
Underwent minor updates and powertrain revisions throughout its first generation (2004-2012).
Manufacturing Location:
Shreveport, Louisiana, USA (primarily for North American market)