🏷️ Basic Information

Make:

Chevrolet

Model:

Colorado

Year:

2007

Vehicle Type:

Pickup Truck

Generation Code:

GMT355

Vin Code:

1GKB

👋 Introduction

Segment:

Compact/Mid-size Pickup Truck

Target Audience:

Consumers seeking a versatile, capable, and often more affordable pickup truck for work, recreation, or daily use.

Key Competitors:

Toyota Tacoma, Nissan Frontier, Ford Ranger, Dodge Dakota

Vehicle Platform:

GMT355 platform, shared with Isuzu i-Series.

Body Styles:

Available in various cab configurations (Regular Cab, Extended Cab, Crew Cab) and bed lengths.

📋 Manual Details

Sections Covered:

Introduction, Instrument Cluster, Entertainment Systems, Climate Controls, Lights, Driver Controls, Locks and Security, Seating and Safety Restraints, Driving, Customer Assistance, Reporting safety defects (U.S.only), Cleaning, Maintenance and Specifications, Engine compartment, Engine oil, Battery, Fuel information, Air filter(s), Part numbers, Refill capacities, Lubricant specifications, Accessories

Estimated Page Count:

Approx. 300-400 pages (typical for a 2007 owner's manual)

Type:

Owner's Manual

Language:

English

Format:

Digital PDF

📖 Manual Coverage

Powertrain:

Engine operation, fuel system, lubrication, cooling system fundamentals, starting and charging system.

Chassis:

Braking system basics, steering system operation, suspension system overview.

Electrical:

Lighting system operation, power windows, locks, basic electrical features, instrument cluster functions.

Comfort And Convenience:

Climate control operation, seat adjustment, interior features, entertainment system basics.

Safety Restraints:

Airbag system information, seat belt usage, child restraint system installation guidelines.

Security:

Door locks, keyless entry operation, anti-theft system basics.

Maintenance:

Regular maintenance checks, fluid level checks, tire pressure recommendations, basic cleaning procedures.

Driving Operations:

Starting and stopping the engine, shifting gears, parking, trailer towing basics.

Troubleshooting Basic:

Warning lights explanation, basic problem identification (e.g., battery, tires).

Depth:

Covers operation, basic maintenance, and essential user information. Not a comprehensive repair manual, but provides critical information for owner upkeep and understanding vehicle features.

📊 Manual Specifications

File Type:

PDF

Reader Requirement:

Requires a PDF reader (e.g., Adobe Acrobat Reader, Foxit Reader)

Quality:

Digital reproduction of original factory manual, ensuring clarity and legibility.

Binding:

N/A (Digital format)

Paper Type:

N/A (Digital format)

⚙️ Engine Specifications

Engine Options:

2.8L (LLC) Atlas I4, 3.7L (LLR) Vortec Atlas I5, 5.3L (LH6/LY5) Vortec LH8 V8 (optional on some trims/markets)

2.8L I4 Horsepower:

175 hp @ 5600 rpm (approx.)

2.8L I4 Torque:

185 lb-ft @ 3600 rpm (approx.)

3.7L I5 Horsepower:

242 hp @ 5600 rpm (approx.)

3.7L I5 Torque:

242 lb-ft @ 4600 rpm (approx.)

5.3L V8 Horsepower:

305 hp @ 5200 rpm (approx.)

5.3L V8 Torque:

325 lb-ft @ 4000 rpm (approx.)

Fuel Delivery:

Multi-port Fuel Injection (MPI)

Fuel Type Recommendation:

Unleaded gasoline, 87 octane recommended for I4 and I5 engines. Higher octane may be recommended for V8.

🔧 Transmission

Standard Transmission:

5-speed manual transmission (likely with I4 and some I5 configurations)

Optional Transmission:

4-speed automatic transmission (likely with I5 and V8 configurations)

Drivetrain Options:

Rear-Wheel Drive (RWD) and available Four-Wheel Drive (4WD)

📐 Dimensions

Wheelbase Options:

Multiple wheelbases depending on cab and bed configuration (e.g., 111.2" for Regular Cab, 126.2" for Crew Cab)

Bed Length Options:

Short bed (approx. 61") and Long bed (approx. 72")

Curb Weight Range:

Varies significantly by configuration, generally starting around 3,800 lbs for base models.

Towing Capacity:

Maximum towing capacity varies by engine and configuration, can range from approximately 3,500 lbs to over 6,500 lbs for V8 models with proper equipment.

🛡️ Safety Features

NHTSA Front Impact Driver:

Likely achieved 4-star or 5-star ratings in frontal impact tests for 2007 (typical for the era).

NHTSA Front Impact Passenger:

Likely achieved 4-star or 5-star ratings in frontal impact tests for 2007.

NHTSA Side Impact Front Driver:

Likely achieved 3-star or 4-star ratings in side impact tests for 2007.

NHTSA Side Impact Rear Passenger:

Likely achieved 3-star or 4-star ratings in side impact tests for 2007.

IIHS Frontal Offset:

Likely received 'Acceptable' or 'Good' ratings from IIHS for frontal offset crash tests.

ABS:

Standard Anti-lock Braking System (ABS)

Traction Control:

Available Traction Control System (TCS)

Airbags:

Driver and front passenger airbags, optional side curtain airbags for front and rear passengers on some models.

Seatbelts:

Three-point seat belts with pretensioners for front occupants, three-point seat belts for rear occupants.

💡 Technology Features

Audio System:

Factory installed AM/FM stereo with CD player, possibly with auxiliary input or satellite radio capability.

Display Type:

Basic LCD or LED displays for radio information and climate controls. No integrated navigation or touchscreens.

Cruise Control:

Standard or optional cruise control system.

Parking Sensors:

Not typically available for this model year.

Bluetooth:

Not typically available from the factory for this model year, but aftermarket options exist.

Usb Port:

Not typically available from the factory for this model year.

🔧 Maintenance

Oil Change Interval:

Typically every 3,000 to 7,500 miles, depending on oil type and driving conditions. The manual will provide specific recommendations.

Tire Rotation Interval:

Recommended every 5,000 to 7,500 miles.

Air Filter Replacement:

Typically every 15,000 to 30,000 miles, or as needed based on driving conditions.

Engine Oil Spec:

Owner's manual will specify the SAE viscosity grade (e.g., 5W-30) and API service category.

Transmission Fluid Spec:

Specify DEXRON-III or equivalent for automatic transmissions; manual transmissions will have specific gear oil specifications.

Coolant Spec:

Specify ethylene glycol-based antifreeze, typically orange or gold color for GM vehicles of this era, with a 50/50 mix with distilled water.

Brake Fluid Spec:

DOT 3 or DOT 4 brake fluid.

Common Wear Items:

Ball joints, tie rod ends, wheel bearings, exhaust systems, catalytic converters, brake components.

Engine Specific Concerns:

Some reports of intake manifold gasket leaks on V8 models, potential for fuel injector issues on earlier I4/I5 engines.

Transmission Concerns:

Occasional reports of automatic transmission solenoid issues or torque converter problems.

Oil Filter Example:

ACDelco PF47 or equivalent (specific part number varies by engine and filter type).

Engine Oil Capacity:

Varies by engine: Approx. 5 quarts for I4/I5, 6 quarts for V8, including filter change.

Coolant Capacity:

Varies by configuration, typically around 11-13 quarts.

📚 Vehicle History

Chevrolet Truck Legacy:

Chevrolet has a long history of producing reliable and capable pickup trucks, dating back to the Task Force and C/K series.

Colorado Introduction:

The Colorado was introduced for the 2004 model year as a replacement for the Chevrolet S-10.

2007 Updates:

The 2007 model year saw updates including the introduction of the 5.3L V8 engine option for the Colorado, and potential styling tweaks or feature revisions.

Manufacturing Locations:

Produced primarily in Shreveport, Louisiana, USA and Rayong, Thailand.

🏆 Awards & Recognition

Segment Recognition:

Often cited for its value proposition and available V8 engine in a compact/mid-size segment, though typically not a leader in accolades compared to some competitors.

Consumer Reports Ratings:

Ratings vary; often perceived as average or slightly below average in predicted reliability for some model years. Manual is crucial for owner maintenance.

Emissions Certification:

Meets Federal EPA and California Air Resources Board (CARB) emissions standards as applicable for the model year.