🏷️ Basic Information

Make:

Chevrolet

Model:

Cobalt

Year:

2009

Platform:

GM Delta II

Body Styles Covered:

Coupe, Sedan

👋 Introduction

Target Audience:

Owners seeking to perform their own maintenance and repairs, independent repair shops, and automotive students.

Vehicle Segment:

Compact Car

Advantage:

Vehicle-specific, factory-sourced information, providing a higher level of accuracy and detail than generic repair guides. Offers convenience of a single, searchable PDF.

Features:

Comprehensive A-Z coverage, step-by-step instructions, diagrams, illustrations, wiring schematics, printable pages, searchable digital format.

📋 Manual Details

Scope:

All models and all repairs A-Z

Estimated Pages:

Detailed, comprehensive coverage implying several thousand pages of technical data, though not explicitly stated.

Type:

Service and Repair Manual (Factory Technician Level)

Source:

Factory Service Manual (FSM) equivalent.

Language:

English

Format:

Digital (PDF)

📖 Manual Coverage

Powertrain:

Engine Mechanical, Engine Control System, Fuel Service, Emission Control, Intake, Exhaust, Cooling, Lube, Ignition, Starting, Charging, Auto Transmission, Manual Transmission, Transfer Case (if applicable), Drive Axles, Differential.

Chassis:

Suspension (Front and Rear), Steering Column, Power Steering, Brakes (Hydraulic, Parking), Brake Control Systems, Wheels, Tires.

Electrical:

Wiring Schematics, Electrical Components, Multiplex/CAN Communication, Meter, Audio/Visual Systems, Horn, Wiper & Washer, Door Locks, Cruise Control, Engine Immobilizer, Supplemental Restraint System (SRS), Air Conditioning.

Body:

Body, Exterior, Interior, Seats, Engine Hood, Doors, Windshield, Glass, Mirrors, Instrument Panel.

Emission Control Systems:

Evaporative Emission Control (EVAP), On-Board Diagnostics (OBD-II), Exhaust Gas Recirculation (EGR) (if applicable).

Climate Control:

Air Conditioning (A/C) system diagnosis, repair, and refrigerant handling; Heater core replacement; Blower motor diagnostics.

Maintenance:

Scheduled maintenance, fluid checks and changes, filter replacements, lubrication.

Diagnostics:

Troubleshooting guides, diagnostic trouble codes (DTCs), component testing, circuit analysis.

Repair:

Step-by-step repair procedures for all major and minor components, including disassembly, reassembly, and adjustments.

Special Procedures:

Component replacement, system calibration, programming (where applicable for electronic modules).

Troubleshooting Scope:

Comprehensive troubleshooting flowcharts and symptom-based diagnostics for all major systems.

Body Repair:

Procedures for body panel alignment, door adjustments, glass replacement, interior trim removal and installation.

Electrical Diagnostics:

Detailed diagnostic steps for electrical faults, including resistance, voltage, and continuity testing of circuits and components.

Depth:

Factory-level technical detail, suitable for professional technicians and advanced DIY enthusiasts. Includes detailed diagrams, illustrations, and wiring schematics.

Wiring Schematics Detail:

Detailed, component-level wiring diagrams for all electrical systems, including power distribution, grounds, and signal paths.

📊 Manual Specifications

Compatibility:

Windows Vista (32/64-bit), XP, ME, 98, NT, 2000, and Mac compatible.

Required Software:

Adobe PDF Reader and WinZip (or similar unzipping utility).

Download:

Speed Download

Printability:

All pages are printable. Ability to blow up images for enlarged copies.

Binding:

Digital (PDF format), eliminating physical binding concerns.

Paper Type:

N/A (Digital format; user prints on desired paper type).

⚙️ Engine Specifications

Engine Options 2009:

2.2L Ecotec L61 I4 (LP7), 2.0L Ecotec LNF Turbo I4 (LNF), 2.4L Ecotec LE5 I4 (LE5), 1.8L Ecotec LDA I4 (LDA) - Primarily for SS Turbo models.

Horsepower Torque 2.2L:

148 hp @ 5600 rpm / 150 lb-ft @ 4200 rpm (approximate, may vary by sub-model)

Horsepower Torque 2.0L Turbo:

260 hp @ 5300 rpm / 260 lb-ft @ 2500 rpm (SS Turbo models)

Horsepower Torque 2.4L:

173 hp @ 6600 rpm / 163 lb-ft @ 4800 rpm (approximate, may vary by sub-model)

Fuel Delivery:

Electronic Fuel Injection (EFI)

Fuel Type:

Unleaded Gasoline (Octane rating typically 87 minimum, higher recommended for Turbo models)

Fuel Pump Type:

In-tank electric fuel pump.

Engine Codes Detailed:

LP7 (2.2L), LNF (2.0L Turbo), LE5 (2.4L), LDA (1.8L - less common in US).

🔧 Transmission

Standard Transmission:

5-Speed Manual (FWD)

Optional Transmission:

4-Speed Automatic (4T40-E/4T45-E) (FWD)

Transmission Features:

Electronic control for automatic transmission, manual clutch operation for manual transmission.

📐 Dimensions

Wheelbase Coupe:

103.5 inches (2629 mm)

Wheelbase Sedan:

103.5 inches (2629 mm)

Length Coupe:

177.2 inches (4400 mm)

Length Sedan:

181.1 inches (4500 mm)

Width:

67.9 inches (1725 mm)

Height Coupe:

54.8 inches (1392 mm)

Height Sedan:

55.0 inches (1397 mm)

Trunk Volume Coupe:

13.3 cu ft (376 L)

Trunk Volume Sedan:

15.0 cu ft (425 L)

Curb Weight Range:

Approx. 2700 - 3000 lbs (1225 - 1361 kg), varies by engine and trim.

🛡️ Safety Features

NHTSA Front Crash Rating:

5-star (Driver and Passenger) for Coupe and Sedan models.

IIHS Front Offset Crash Rating:

Good (2009 Cobalt was a Top Safety Pick)

IIHS Side Impact Rating:

Good (2009 Cobalt was a Top Safety Pick)

Active Safety Features:

Anti-lock Braking System (ABS), Traction Control System (TCS) (often standard or available).

Passive Safety Features:

Front Airbags (Driver and Passenger), Front Side Impact Airbags, Side Curtain Airbags (often available), Seatbelt Pretensioners, Crumple Zones.

💡 Technology Features

Infotainment System:

Standard AM/FM/CD player with optional MP3 capability and auxiliary input. Available premium audio system, satellite radio (XM), and Bluetooth connectivity on higher trims or as options.

Driver Assistance Features:

Limited driver assistance technologies for the era. Primarily focused on ABS and Traction Control.

Connectivity Options:

Auxiliary audio input jack. Bluetooth was an optional feature on select models/trims.

🔧 Maintenance

Oil Change Interval:

Every 7,500 miles (12,000 km) or 6 months, whichever comes first, under normal driving conditions. Severe conditions may require more frequent changes.

Tire Rotation Interval:

Every 7,500 miles (12,000 km)

Coolant Flush Interval:

Initial at 100,000 miles (160,000 km), then every 50,000 miles (80,000 km) or 5 years.

Engine Oil Spec:

SAE 5W-30 Synthetic Oil (meeting GM specification GM6094M). Check owner's manual for specific engine recommendations.

Transmission Fluid Auto:

Dexron VI Automatic Transmission Fluid (ATF).

Transmission Fluid Manual:

Manual Transmission Fluid (MTF) meeting GM specification (e.g., ACDelco SYNCHROMESH Friction Modified Manual Transmission Fluid or equivalent).

Coolant Spec:

GM P/N 89022573 (Orange/Pink Long-Life Coolant) or equivalent.

Brake Fluid Spec:

DOT 3 or DOT 4 Brake Fluid (refer to manual for specific recommendation).

Power Steering Fluid Spec:

GM P/N 89021184 (Universal Synthetic Power Steering Fluid) or equivalent.

Common Issues:

Ignition coil failure, catalytic converter failure (especially on earlier models), suspension component wear (ball joints, struts), ABS sensor issues, power steering system leaks, minor electrical gremlins.

Engine Performance Issues:

Hesitation, rough idle, and stalling can be related to ignition system components, fuel injectors, or vacuum leaks.

📚 Vehicle History

Chevrolet History:

Chevrolet, founded in 1911, is a division of General Motors (GM) known for offering a wide range of vehicles from compact cars to trucks and SUVs, often emphasizing value and accessibility.

Cobalt Generation:

First Generation (2005-2010). The 2009 model year saw minor updates, continuing the model's run as a compact offering.

Manufacturing Location:

Lordstown, Ohio, USA

Production Years:

2005-2010

🏆 Awards & Recognition

Safety Awards:

IIHS Top Safety Pick in certain model years for its segment, indicating good performance in frontal and side crash tests.