🏷️ Basic Information

Make:

Pontiac

Model:

Grand Prix

Year:

2005

Platform Code:

W-body

Generation Name:

Sixth Generation (GMX360)

👋 Introduction

Target Audience:

DIY mechanics, auto enthusiasts, professional technicians

Value Proposition:

Provides factory-level repair information, saving time and money compared to professional service or generic manuals.

Comparison To Generic Manuals:

Superior due to vehicle-specific data, factory diagrams, and detailed procedures, ensuring accuracy and efficiency.

Ease Of Use:

Single, easy-to-use PDF manual; printable pages for workshop use; digital format prevents wear and tear.

Content Quality:

Factory highly detailed repair manuals, step-by-step instructions, diagrams, illustrations, wiring schematics.

Compatibility:

Compatible with Windows (Vista, XP, ME, 98, NT, 2000) and Mac operating systems.

📋 Manual Details

Primary Coverage:

2005 Pontiac Grand Prix all models

Repair Scope:

Comprehensive A-Z repairs

Estimated Pages:

High (specific page count not provided, but described as complete)

Type:

Factory Service and Repair Manual

Language:

English

Format:

Digital (PDF)

📖 Manual Coverage

Powertrain Systems:

Engine, Fuel Service, Emission Control, Intake/Exhaust/Cooling, Lube, Ignition, Starting/Charging, Automatic Transmission, Manual Transmission, Transfer/Propeller Shaft, Drive Shaft, Differential, Axle Suspension

Chassis Systems:

Tire & Wheel, Brake Control, Brake, Parking Brake, Steering Column, Power Steering

Electrical Systems:

Electrical, Supplemental Restraint System (SRS), Seat Belt, Engine Immobilizer, Cruise Control, Wiper & Washer, Door Lock, Meter/Audio/Visual, Horn, Multiplex/CAN Communication

Comfort And Convenience:

Air Conditioning, Instrument Panel, Seat, Engine Hood/Door, Exterior & Interior

Maintenance:

Scheduled maintenance, fluid changes, inspections

Diagnostics:

Troubleshooting guides, diagnostic procedures for all systems

Repair:

Complete step-by-step repair instructions for all components

Specifications:

Detailed technical specifications for all components and systems

Depth:

Dealer-level technician standard, full rebuilds, advanced diagnostics

Content Type:

Vehicle-specific, not generic

📊 Manual Specifications

Format:

PDF

Readability:

Searchable text, zoomable images

Printability:

All pages printable

Enlargement:

Images can be blown up and printed enlarged

Binding:

Digital (no physical binding)

Paper Type:

N/A (digital format)

⚙️ Engine Specifications

Engine Options:

3.8L V6 (L36), 3.8L Supercharged V6 (L67), 3.5L V6 (LX9 - only in 2004, but often included in shared manuals)

Engine Displacement L36:

3.8 Liters

Engine Displacement L67:

3.8 Liters (Supercharged)

Horsepower L36:

Approximately 200-205 hp (varies slightly by year/application)

Torque L36:

Approximately 225-230 lb-ft (varies slightly by year/application)

Horsepower L67:

Approximately 240-260 hp (varies slightly by year/application)

Torque L67:

Approximately 280-320 lb-ft (varies slightly by year/application)

Fuel Delivery:

Multi-Port Fuel Injection (MPFI)

Fuel Type Required:

87 Octane Unleaded Gasoline (minimum, Supercharged may recommend premium for optimal performance)

🔧 Transmission

Transmission Type:

4-Speed Automatic (4T65-E)

Transmission Options:

5-Speed Manual (M75) was available on some models/trims in earlier W-body generations, but less common for 2005 Grand Prix. The manual covers both, but 4T65-E is dominant.

Automatic Transmission Control:

Electronic control with torque converter clutch

Fluid Type:

Dexron VI (or equivalent Dexron III/H for earlier specs, consult manual for exact)

📐 Dimensions

Length In:

199.7

Width In:

71.7

Height In:

56.7

Wheelbase:

110.5

Curb Weight Lbs:

Approximately 3400-3700 lbs (depending on engine and trim)

🛡️ Safety Features

NHTSA Front Impact Driver:

5 Stars

NHTSA Front Impact Passenger:

5 Stars

NHTSA Side Impact Front Driver:

5 Stars

NHTSA Side Impact Rear Passenger:

5 Stars

ABS:

Standard Anti-lock Braking System (ABS)

Traction Control:

Available Traction Control System (TCS)

Airbags:

Standard front airbags, available side-impact airbags

Seatbelts:

Front pretensioners and load limiters

💡 Technology Features

Audio System:

Optional premium audio systems, CD player, and early satellite radio integration were available.

Cruise Control:

Standard cruise control

Tire Pressure Monitoring:

Available Tire Pressure Monitoring System (TPMS)

Multiplex Communication:

The manual covers multiplex/CAN communication systems, indicating a network of electronic modules for various vehicle functions.

Climate Control:

Manual or optional automatic climate control

🔧 Maintenance

Oil Change Interval:

Every 7,500 miles or 6 months, whichever comes first (with synthetic oil, check manual for conventional recommendations).

Tire Rotation Interval:

Every 7,500 miles

Spark Plug Replacement:

Platinum-tipped plugs typically last 100,000 miles, but consult manual for specific interval and type.

Engine Oil Type:

SAE 5W-30 (API Certified, consult manual for specific viscosity index requirements)

Coolant Type:

Dex-Cool® (orange) extended-life coolant (50/50 mixture with distilled water)

Brake Fluid Type:

DOT 3

Supercharger Intermittency:

Supercharged models (L67) can experience issues with the supercharger clutch or belt if not maintained, leading to a loss of boost.

Power Steering Pump:

Potential for power steering pump whine or failure over time.

Temperature Sensor Issues:

Coolant temperature sensor failures can lead to incorrect gauge readings or engine performance issues.

📚 Vehicle History

Pontiac Legacy:

Pontiac was known for performance-oriented vehicles, often with a sporty image within GM's lineup.

W Body Platform:

The Grand Prix shared the W-body platform with other GM vehicles like the Chevrolet Impala, Buick Regal, and Oldsmobile Intrigue. This generation (2004-2008) represented a significant redesign with a more modern appearance and improved dynamics.

Manufacturing Location:

General Motors Oshawa Assembly Plant, Ontario, Canada