2008 Pontiac G6 Service and Repair Manual

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Covers all 2008 G6 trims — GT Convertible 2-Door, Base Sedan 4-Door, SE Coupe 2-Door +6 more ·
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2008 Pontiac G6 service and repair manual — a detailed, factory-style reference for maintenance, diagnostics, and repair. Use it to confirm correct procedures, specifications, and system coverage before you start work.

Designed for technicians and DIY owners, this manual helps you diagnose issues correctly, follow proven repair steps, and use wiring diagrams and system sections to track faults faster.

What’s included

  • Step-by-step repair procedures and service information
  • Specifications and reference data (where provided)
  • Electrical diagnostics with wiring diagrams
  • Coverage across major systems: engine, transmission/driveline, brakes, steering, suspension, HVAC, and more

Trims covered

  • GT Convertible 2-Door
  • Base Sedan 4-Door
  • SE Coupe 2-Door
  • SE Convertible 2-Door
  • GXP Sedan 4-Door
  • GT Sedan 4-Door
  • GXP Coupe 2-Door
  • SE Sedan 4-Door
  • GT Coupe 2-Door

Engines covered

  • 3.5L 3490CC 213Cu. In. V6 GAS OHV Naturally Aspirated
  • 3.9L 3880CC 237Cu. In. V6 GAS OHV Naturally Aspirated
  • 2.4L 2384CC 145Cu. In. l4 GAS DOHC Naturally Aspirated
  • 3.6L 3564CC 217Cu. In. V6 GAS DOHC Naturally Aspirated
  • 3.5L 3498CC 213Cu. In. V6 GAS OHV Naturally Aspirated

Index / Table of contents

  • Body
  • Brakes
  • Chassis Electrical
  • Driveline
  • Engine Cooling
  • Engine Electrical
  • Engine Mechanical
  • Engine Performance & Emission Controls
  • Fuel System
  • General Information & Identification
  • Heating, Ventilation, & Air Conditioning
  • Hybrid & Electric Vehicle Systems
  • Steering
  • Suspension
  • Transmission, Clutch, & Transfer Case
  • Wiring Diagrams
NHTSA #12V46000018/09/2012Component: POWER TRAIN:AUTOMATIC TRANSMISSION:GEAR POSITION INDICATION (PRNDL)

General Motors (GM) is recalling certain model year 2007-2010 Saturn Aura and model year 2008-2010 Chevrolet Malibu and Pontiac G6 vehicles, equipped with a 4-speed automatic transmission. On these ve

Consequence

If the tabs were to fracture and separate, the shift lever and the actual position of the transmissi

Remedy

GM will notify owners, and dealers will install a retainer over the cable end or replace the shift c

TSB #11023091

New Vehicle Monitoring Programs Section in IVH

TSB #11021792

This Preliminary Information communication provides information to the technician about vehicles that have an intermittent no crank, no start, or start stall concern with the security light coming on. Technician may find Diagnostic Trouble

TSB #11020816

This PI communicates the requirement to provide a pico file to receive diagnostic assistance from TAC.

TSB #11019074

This Preliminary Information communication provides information to the technician about the use of J-35616-64B and Mini 50 terminal test probe, replacement terminals, and terminated leads.

TSB #11019073

This Preliminary Information communication provides information to the technician about the use of J-35616-64B and Mini 50 terminal test probe, replacement terminals, and terminated leads.

TSB #11019072

This Preliminary Information communication provides information to the technician about the use of J-35616-64B and Mini 50 terminal test probe, replacement terminals, and terminated leads.

TSB #11014455

This Preliminary Information communication provides information to the technician about vehicles that have an unusual noise and is difficult to identify, isolate or pinpoint. Technician should get record a sound clip or take a video of the

TSB #11011782

This Preliminary Information communication provides information to the technician about the use of J-35616-64B terminal test probe, replacement terminals, and terminated leads. The J-35616-64B is the latest test probe released for checking

Showing the 8 most recent of 369 technical service bulletins on file with NHTSA.

20190905Component: SERVICE BRAKESCrash reported2 injured

IN SEPTEMBER OF 2014 MY VEHICLE (2008 PONTIAC G6) WAS INVOLVED IN A SERVER ACCIDENT WHEN I WAS ON THE I-75 INTERSTATE MERGING ONTO THE I-20 RAMP WHEN I LOST CONTROL OF MY VEHICLE UPON BRAKING AND JERK

20190905Component: ELECTRONIC STABILITY CONTROL (ESC)Crash reported2 injured

IN SEPTEMBER OF 2014 MY VEHICLE (2008 PONTIAC G6) WAS INVOLVED IN A SERVER ACCIDENT WHEN I WAS ON THE I-75 INTERSTATE MERGING ONTO THE I-20 RAMP WHEN I LOST CONTROL OF MY VEHICLE UPON BRAKING AND JERK

20190905Component: ELECTRICAL SYSTEMCrash reported2 injured

IN SEPTEMBER OF 2014 MY VEHICLE (2008 PONTIAC G6) WAS INVOLVED IN A SERVER ACCIDENT WHEN I WAS ON THE I-75 INTERSTATE MERGING ONTO THE I-20 RAMP WHEN I LOST CONTROL OF MY VEHICLE UPON BRAKING AND JERK

20160511Component: AIR BAGSCrash reported2 injured

ON 05/11/16 AT APPROXIMATELY 5:49 PM, THIS 2008 PONTIAC G6, WHILE TRAVELING IN A FORWARD DIRECTION ON A PUBLIC ROAD AND IN DRY SURFACE CONDITIONS, MODERATE TEMPERATURES, WAS BROUGHT TO A RAPID STOP DU

20160511Component: STRUCTURE:BODYCrash reported2 injured

ON 05/11/16 AT APPROXIMATELY 5:49 PM, THIS 2008 PONTIAC G6, WHILE TRAVELING IN A FORWARD DIRECTION ON A PUBLIC ROAD AND IN DRY SURFACE CONDITIONS, MODERATE TEMPERATURES, WAS BROUGHT TO A RAPID STOP DU

Showing the 5 most serious of 1606 complaints filed with NHTSA.

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