🏷️ Basic Information

Make:

Chevrolet

Model:

Impala

Year:

2008

Platform:

W-body

Chassis Code:

GMT3600

👋 Introduction

Target Audience:

Technicians, mechanics, and vehicle owners seeking detailed repair and maintenance information for the 2008 Chevrolet Impala.

Value Proposition:

Provides comprehensive factory-level repair data at a competitive price with instant digital access, eliminating the need for physical searches.

Original Manufacturer Data:

Maintains the technical accuracy and detail found in original manufacturer documentation.

Printability:

Allows users to print specific sections or the entire manual for convenient shop or home use.

📋 Manual Details

General Maintenance:

True

Troubleshooting:

True

Engine Service Repair:

True

Transmission Service Repair:

True

Brake System:

True

Wiring Diagrams:

True

Electrical System:

True

Suspension:

True

Periodic Lubrication:

True

Steering:

True

Cooling System:

True

Fuel Injection:

True

Fuel System:

True

Emission Control System:

True

HVAC System:

True

Engine Control System:

True

Chassis Body:

True

Restraint System:

True

Interior Trim:

True

Differential Drive Axle:

True

Estimated Pages:

Thousands

Type:

Factory Service Repair Manual

Language:

English

Digital Format:

PDF

📖 Manual Coverage

Engine Management:

Detailed diagnostics, repair procedures, and specifications for engine control modules, sensors, actuators, and fuel delivery systems.

Powertrain:

Comprehensive coverage of engine mechanical and electrical systems, including timing, lubrication, cooling, fuel, and ignition. Includes detailed procedures for automatic and manual transmission service, differential, and drive axle maintenance.

Braking System:

In-depth information on ABS, EBD, brake fluid, hydraulic components, rotors, pads, and caliper service. Includes diagnostic procedures for common brake issues.

Electrical And Electronic Systems:

Extensive coverage of the vehicle's electrical architecture, including wiring diagrams, component locations, diagnostic trouble codes (DTCs), starter, charging system, lighting, comfort and convenience systems, and entertainment systems.

Suspension And Steering:

Detailed guides for inspecting and servicing front and rear suspension components, steering gear, power steering systems, and wheel alignment specifications.

Chassis And Body:

Covers body panel repair, structural components, doors, windows, interior trim, and external bodywork, including collision repair information.

Heating Ventilation Air Conditioning:

Diagnostic procedures, refrigerant handling, component testing, and repair instructions for the HVAC system.

Safety And Restraint Systems:

Information on airbags, seatbelt systems, and associated control modules, including diagnostic and replacement procedures.

Routine Maintenance:

Oil changes, filter replacements, fluid checks and top-offs, tire rotation, and general inspection procedures.

Diagnostic Troubleshooting:

Systematic approaches to identify and resolve common and complex vehicle issues, including DTC interpretation and guided diagnostics.

Component Repair Replacement:

Step-by-step instructions for disassembling, repairing, and reassembling major vehicle components, from engine parts to interior trim.

Electrical Diagnostics And Repair:

Detailed guidance on tracing electrical faults using wiring diagrams, testing circuits, and replacing electrical components.

Specifications And Tolerances:

Provides essential technical data, torque specifications, fluid capacities, and critical measurement tolerances for accurate repairs.

Depth:

Comprehensive, covering from basic maintenance and troubleshooting to in-depth component overhaul and electrical system diagnostics, suitable for professional technicians and advanced DIY enthusiasts.

📊 Manual Specifications

Digital Format:

PDF

Quality:

High Quality, Printable

Binding:

N/A (Digital Download)

Paper Type:

N/A (Digital Download)

Software Requirements:

Adobe PDF Reader, WinZip (for larger files)

Delivery Method:

Instant Download

⚙️ Engine Specifications

Engine Option 1:

3.5L V6 (LZ4)

Engine Option 2:

3.9L V6 (LGD)

Horsepower:

211 hp @ 5200 rpm

Torque:

216 lb-ft @ 4000 rpm

Horsepower:

233 hp @ 5600 rpm

Torque:

242 lb-ft @ 4000 rpm

Fuel Delivery:

Sequential Electronic Fuel Injection (SFI)

Recommended Fuel:

87 Octane Unleaded Gasoline

🔧 Transmission

Transmission Type:

4-speed Automatic (4T65-E)

Optional Transmission Type:

N/A for 2008 Impala

Transmission Features:

Driver Shift Control (DSC) manual shifting mode available on some models.

📐 Dimensions

Length:

197.7 inches (5022 mm)

Width:

72.9 inches (1852 mm)

Height:

58.7 inches (1491 mm)

Wheelbase:

110.5 inches (2807 mm)

Curb Weight 3 5L:

Approximately 3,600 - 3,700 lbs (1633 - 1678 kg)

Curb Weight 3 9L:

Approximately 3,700 - 3,800 lbs (1678 - 1724 kg)

🛡️ Safety Features

Front Driver Side Impact:

5 Stars

Front Passenger Side Impact:

5 Stars

Side Impact Front Seat:

5 Stars

Side Impact Rear Seat:

5 Stars

Rollover Resistance:

4 Stars

ABS:

Standard Anti-lock Braking System (ABS)

Traction Control:

Standard Traction Control System (TCS)

Airbags:

Standard front airbags, available side-impact airbags.

Seatbelts:

Front and rear seatbelts with pretensioners.

💡 Technology Features

Audio System:

Available AM/FM stereo with CD player, MP3 playback, and optional Bose premium audio system.

Navigation:

Optional factory-installed GPS navigation system.

Cruise Control:

Standard cruise control.

Bluetooth:

Optional Bluetooth hands-free calling system available on some trims.

🔧 Maintenance

Oil Change Interval:

Every 3,000-7,500 miles (5,000-12,000 km) or 6-12 months, depending on driving conditions and oil type used (consult manual for exact recommendations).

Tire Rotation Interval:

Every 7,500 miles (12,000 km) or as recommended by tire manufacturer.

Engine Oil Type:

SAE 5W-30 (Synthetic recommended for optimal performance and fuel economy)

Coolant Type:

Dex-Cool (GM P/N 12346290 or equivalent)

Transmission Fluid Type:

Dexron VI Automatic Transmission Fluid (ATF)

Engine Mounts:

Premature failure of engine mounts can lead to excessive vibration and noise.

Transmission Shifting:

Occasional rough shifting or delayed engagement in the 4T65-E transmission may require fluid service or internal inspection.

Suspension Components:

Wear in ball joints, tie rod ends, and sway bar links can affect steering and ride quality.

Power Steering Pump:

Some instances of noisy or leaking power steering pumps have been reported.

📚 Vehicle History

Chevrolet Legacy:

Chevrolet, founded in 1911, is one of America's oldest and most popular automotive brands, known for a wide range of vehicles from economy cars to performance trucks.

Impala Lineage:

The Impala nameplate has a long history in Chevrolet's lineup, dating back to the 1950s. The 2008 model represents the ninth generation of the Impala, which transitioned from a rear-wheel-drive platform to the front-wheel-drive W-body platform in 1999. The 2006 refresh saw updated styling and powertrain options.

Manufacturing Location:

Oshawa, Ontario, Canada

🏆 Awards & Recognition

Safety Awards:

NHTSA 5-Star frontal and side-impact crash test ratings.

Consumer Reports Reliability:

Reliability ratings varied by model year and specific components; the manual assists in addressing potential concerns.