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Service bulletins for the 2008 Chevrolet Impala

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

1003 on file from NHTSA, as of 2026-10-19.

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Bulletins, newest first
PIT5074P2024-01-29. Service bulletin. EQUIPMENT. 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 tension or probing the .64 series terminals. The test probe terminal has been released in the terminal repair kit (J-38125-620H) located in Lear Tray 7 part number 963716-2. There are 5 terminated leads in a package part number is 13505346, which can be ordered through your normal General Motors Customer Care and Aftersales parts channel.
02-08-42-001J2024-01-19. Service bulletin. EXTERIOR LIGHTING. This informational bulletin provides information for dealers/technicians on Headlamp, Tail Lamp, License Lamp or Fog/Driving Lamp Damage.
14299D2024-01-16. Service bulletin. ELECTRICAL SYSTEM:IGNITION; ELECTRICAL SYSTEM. Unintended Ignition Key Rotation
PIT5319A2024-01-08. Service bulletin. EQUIPMENT:ELECTRICAL:INFOTAINMENT:SOFTWARE; EQUIPMENT:ELECTRICAL:INFOTAINMENT. Bluetooth Stays Connected After RAP Is Canceled.
PIT53192024-01-08. Service bulletin. EQUIPMENT:ELECTRICAL:INFOTAINMENT:SOFTWARE; EQUIPMENT:ELECTRICAL:INFOTAINMENT. Bluetooth Stays Connected After RAP Is Canceled.
Recalls2024-01-08. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Vehicle Recalls
PIT5099G2023-12-26. Service bulletin. VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM. This Preliminary Information communication provides information to the technician about vehicles that the Heater-Vent-Air Conditioning blows warm air. Before calling General Motors Technical Assistance Center technician will need to have high and low pressures, outside temperature, humidity, and vent temperature.
PIT5074H2023-12-26. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. J-35616-64B Terminal Test Probe / Replacement Terminal / Terminated Lead.
PIT5074G2023-12-26. Service bulletin. UNKNOWN OR OTHER; EQUIPMENT:ELECTRICAL. Terminal Test Probe And Replacement Terminal.
PIT4864F2023-12-26. Service bulletin. EQUIPMENT. Information On Requests To Add OnStar Bluetooth Option.
23-NA-2192023-12-21. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; EQUIPMENT. This service bulletin provides information on Concerns or Questions Regarding Installation of Dealer Installed Accessories.
PIT5099A2023-12-11. Service bulletin. VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM. A/C Blows Warm Or Poor Performance.
PIT5074H2023-12-11. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY; ELECTRICAL SYSTEM. J-35616-64B Terminal Test Probe / Replacement Terminal / Terminated Lead.
PIT5074G2023-12-11. Service bulletin. ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:12V/24V/48V BATTERY. Terminal Test Probe And Replacement Terminal.
PIC5716B2023-12-11. Service bulletin. VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM. Ambient Temperature Sensor Reads High on HVAC Data Lists.
PIC5716A2023-12-11. Service bulletin. VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM. Ambient Temperature Sensor Reads High on HVAC Data Lists.
PIC5614A2023-12-11. Service bulletin. EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM). Changing Turn-By-Turn Voice Response To Metric Or English Units
PIC5588A2023-12-11. Service bulletin. EQUIPMENT:ELECTRICAL. Programming And Activation Of Replacement OnStar Modules.
PIC5468D2023-12-11. Service bulletin. SERVICE BRAKES, HYDRAULIC:PEDALS AND LINKAGES. Spongy Brake Pedal After Hydraulic Brake Component Disconnect Or Replacement -Air Trapped In System.
PIC5468C2023-12-11. Service bulletin. SERVICE BRAKES, HYDRAULIC:PEDALS AND LINKAGES. Spongy Brake Pedal After Hydraulic Brake Component Disconnect Or Replacement -Air Trapped In System.
1306010022023-12-11. Service bulletin. ENGINE AND ENGINE COOLING. Conversion of Engine RPO LZG with Active Fuel Management to Non AFM
1300890112023-12-11. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Warranty Procedure for GM Dealer or Kerr Approved Warranty Center
130089004I2023-12-11. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Car and Truck Fix it Right the First Time Issues
130089004H2023-12-11. Service bulletin. VISIBILITY:WINDSHIELD; UNKNOWN OR OTHER; ELECTRICAL SYSTEM:SOFTWARE; EXTERIOR LIGHTING:LIGHTING CONTROL MODULE; ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL; VEHICLE SPEED CONTROL:THROTTLE:THROTTLE POSITION SENSOR (TPS). Car and Truck Fix it Right the First Time Issues
120604003A2023-12-11. Service bulletin. POWER TRAIN; EXTERIOR LIGHTING. Malfunction Indicator Lamp (MIL) Illuminated, Reduced Engine Power Message Displayed, DTC P2135 Set

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.