🏷️ Basic Information

Make:

Pontiac

Model:

G6

Year:

2008

Product Name:

2008 Pontiac G6 Service and Repair Manual

👋 Introduction

Target Audience:

Pontiac G6 owners, independent repair shops, DIY enthusiasts seeking in-depth technical information.

Manual Advantage:

Vehicle-specific, factory-authorized content, offering superior accuracy and completeness over generic repair guides.

Feature 1:

Exact same information used by dealership technicians.

Feature 2:

Comprehensive step-by-step instructions, diagrams, illustrations, and wiring schematics.

Feature 3:

Printable pages for use in the workshop or garage.

Feature 4:

Digital format eliminates wear and tear associated with physical manuals.

📋 Manual Details

Coverage:

All Models & All Repairs A-Z

Type:

Factory Service Manual (FSM) / Repair Manual

Language:

English

Format:

PDF (Digital Download)

Print Capability:

High-Resolution, Printable Pages

Compatibility:

Windows (Vista32/64, XP, ME, 98, NT, 2000) and Mac OS

Software Requirements:

Adobe PDF Reader and Winzip (Free)

📖 Manual Coverage

Engine:

Detailed diagnostics, repair procedures, specifications for all G6 powertrains.

Control System:

Engine control module (ECM), transmission control module (TCM), body control module (BCM) diagnostics and programming.

Mechanical:

Comprehensive coverage of all mechanical components, including torque specifications and assembly procedures.

Fuel Service Specifications:

Fuel pressure, injector testing, fuel pump operation, and related components.

Emission Control:

Catalytic converter, oxygen sensors, evaporative emission control (EVAP) system diagnostics.

Intake Exhaust Cooling:

Cooling system (radiator, hoses, thermostat, water pump), intake manifold, exhaust manifold, and muffler replacement.

Lube:

Oil change procedures, oil filter part numbers, oil capacity, and lubrication points.

Ignition Starting Charging:

Spark plug specifications, ignition coil testing, starter motor and solenoid diagnosis, alternator output testing.

Auto Transmission Clutch:

Automatic transmission fluid (ATF) type, fill procedure, torque converter, internal component repair, and diagnostic trouble codes (DTCs).

Manual Transmission:

Clutch assembly, transmission fluid specifications, gearshift linkage adjustment, and internal transmission repair.

Transfer Propeller Shaft:

Driveshaft components, universal joint inspection and replacement (if applicable to specific G6 models).

Drive Shaft:

CV axle inspection, replacement, and related hub components.

Differential Axle:

Rear axle components, bearing inspection, and differential fluid specifications.

Suspension:

Strut replacement, ball joint inspection, control arm bush removal/installation, and alignment specifications.

Tire Wheel:

Tire pressure recommendations, wheel bolt torque, wheel bearing replacement.

Brake Control:

ABS system diagnostics, traction control system (TCS) operation, and brake fluid specifications.

Brake:

Front and rear brake pad replacement, rotor resurfacing/replacement, brake caliper service, and bleeding procedures.

Parking Brake:

Parking brake cable adjustment and replacement, drum brake (if applicable) service.

Steering Column:

Tilt and telescoping steering column adjustment, ignition switch replacement.

Power Steering:

Power steering fluid type and capacity, pump and rack replacement, system bleeding.

Air Condition:

Refrigerant type, charging procedures, compressor diagnosis, blower motor and evaporator service.

Supplemental Restraint System:

Airbag system diagnostics, SRS module replacement, sensor calibration, and seat belt pre-tensioner replacement.

Seat Belt:

Seat belt buckle and retractor replacement, pre-tensioner service.

Engine Immobilizer:

Immobilizer system operation and troubleshooting.

Cruise Control:

Cruise control system diagnostics and component testing.

Wiper Washer:

Wiper motor and linkage replacement, washer pump and nozzle service.

Door Lock:

Power door lock actuator replacement, keyless entry system troubleshooting.

Meter Audio Visual:

Instrument cluster diagnostics, radio and speaker replacement, navigation system (if equipped).

Horn:

Horn circuit testing and replacement.

Windshield Glass Mirror:

Windshield replacement, power mirror adjustment and heating, rear-view mirror.

Instrument Panel:

Instrument cluster removal and installation, gauge testing.

Seat:

Seat track lubrication, seat adjustment mechanisms, seat heater repair (if equipped).

Engine Hood Door:

Hood latch and cable replacement, door hinge lubrication and adjustment.

Exterior Interior:

Body panel alignment, trim piece replacement, interior panel removal.

Electrical:

Comprehensive wiring diagrams, fuse box locations, relay testing, component electrical checks.

Multiplex Can Communication:

CAN bus network diagnostics, module communication troubleshooting.

Maintenance:

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

Diagnostics:

Step-by-step diagnostic procedures for all systems, including DTC interpretation and troubleshooting trees.

Repair:

Detailed instructions for component replacement, system repair, and calibration.

Troubleshooting:

Common issues and their solutions, symptom-based troubleshooting guides.

Depth:

Factory-level detail, suitable for professional technicians and advanced DIYers.

📊 Manual Specifications

File Type:

PDF

Image Resolution:

High resolution for clear viewing and printing of diagrams and illustrations.

Binding:

Not Applicable (Digital Format)

Paper Type:

Not Applicable (Digital Format - User Dependent)

⚙️ Engine Specifications

Available Engines:

2.4L I4 Ecotec, 3.5L V6 High Value, 3.9L V6 High Output

2.4L I4 Hp:

Approx. 164 hp @ 5800 rpm

2.4L I4 Torque:

Approx. 170 lb-ft @ 4500 rpm

3.5L V6 Hp:

Approx. 219 hp @ 6000 rpm

3.5L V6 Torque:

Approx. 224 lb-ft @ 4800 rpm

3.9L V6 Hp:

Approx. 240 hp @ 6000 rpm

3.9L V6 Torque:

Approx. 240 lb-ft @ 4800 rpm

Fuel Delivery:

Electronic Fuel Injection (EFI), Sequential Port Injection

Recommended Fuel:

87 Octane Unleaded Gasoline (Premium may be recommended for 3.9L V6 for optimal performance)

🔧 Transmission

Standard Transmission:

4-Speed Automatic (4T45-E/4T65-E depending on engine)

Optional Transmission:

6-Speed Automatic (6T70) available on some V6 models

Transmission Features:

Driver Shift Control (manumatic shifting), Tow/Haul Mode (on some models)

📐 Dimensions

Wheelbase:

Approx. 112.3 inches

Length:

Approx. 192.2 inches

Width:

Approx. 71.7 inches

Height:

Approx. 57.2 inches

Curb Weight:

Varies by model and engine, typically 3300-3700 lbs

Gross Vehicle Weight Rating:

Varies by model, typically around 4400-4600 lbs

🛡️ Safety Features

NHTSA Front Impact Driver:

5 Stars

NHTSA Front Impact Passenger:

5 Stars

NHTSA Side Impact Front Seat:

5 Stars

NHTSA Side Impact Rear Seat:

5 Stars

IIHS Roof Strength:

Good

Active Safety Features:

Anti-lock Braking System (ABS), Traction Control System (TCS), StabiliTrak Electronic Stability Control (ESC) on some models.

Passive Safety Features:

Front airbags, front side-impact airbags, overhead curtain airbags (side airbags standard on many trims).

💡 Technology Features

Infotainment Systems:

Available premium audio systems, CD player, MP3 capability, auxiliary input jack. Optional touchscreen navigation system.

Driver Assistance Features:

Traction Control System (TCS), Electronic Stability Control (ESC) on select trims.

Connectivity Options:

Available OnStar system, Bluetooth connectivity for hands-free calling on higher trims.

🔧 Maintenance

Oil Change Interval:

Every 7,500 miles or 12 months, whichever comes first, using synthetic oil (consult owner's manual for specific recommendations).

Engine Air Filter:

Inspect every 15,000 miles, replace as needed.

Cabin Air Filter:

Replace every 15,000-20,000 miles or annually.

Transmission Fluid:

Inspect fluid level and condition at regular intervals. Replacement typically recommended around 100,000 miles or as per severe service schedule.

Engine Oil Type:

SAE 5W-30 Synthetic (GM dexos1 or equivalent, check owner's manual for precise specification)

Coolant Type:

GM P/N 12346290 (DEX-COOL) - Orange or equivalent silicate-free, long-life coolant.

Brake Fluid Type:

DOT 3

Power Steering Fluid:

GM P/N 12345899 or equivalent power steering fluid (consult owner's manual for exact specification)

Common Issue 1:

Issues with the ABS module or wheel speed sensors leading to ABS/TCS warning lights.

Common Issue 2:

Transmission shifting problems or solenoid failures in the automatic transmissions.

Common Issue 3:

Early models may experience 'popping' noise from the rear suspension over bumps, often related to strut mounts or control arms.

Common Issue 4:

Power window regulator failures or door lock actuator issues.

📚 Vehicle History

Pontiac Heritage:

Pontiac, a division of General Motors, was known for its performance-oriented and stylish vehicles, often targeting a younger demographic.

G6 Platform:

The Pontiac G6 was part of GM's Epsilon platform, sharing components with vehicles like the Chevrolet Malibu and Saturn Aura. Introduced for the 2005 model year, replacing the Grand Am. The 2008 model received minor styling updates and feature enhancements.

Manufacturing Location:

Kansas City Assembly, Kansas City, Missouri, USA

Production Years:

2005-2010

🏆 Awards & Recognition

Safety Award:

Achieved top safety ratings from NHTSA for front and side impact protection.