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Service bulletins for the 2008 Chevrolet Tahoe

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.

1399 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

By topic

Bulletins, newest first
16NA3382019-03-18. Service bulletin. POWER TRAIN. This Bulletin provides guidelines for Dealers Not Required and for Dealers Required to Contact the PQC for engine or transmission assembly replacement and explains the PQC process, GWM Transaction submission, vehicle service record retention and proper handling of assembly returns.
100089005H2019-03-18. Service bulletin. ELECTRICAL SYSTEM:WIRING. This warranty admin bulletin explains to the technician additional information may be needed when submitting transactions when doing wiring repairs.
040089015T2019-03-18. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This warranty administration bulletin provides policy information on required operating procedures.
010089010M2019-03-18. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This informational bulletin provides information on comebacks prevention information and using customer concern verification sheets (CCVS).
PIC5650F2019-03-18. Service bulletin. ENGINE AND ENGINE COOLING. 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 Codes B3055, B3060, and/or B3935. Technician should not replace any parts for this concern. If unable to duplicate the concern ask if the customer uses any Radio Frequency Identification Devices when the concern is present. Dealer should also direct their customers to the appropriate section in the Owner manuals that references that the device complies.
PIT4614C2019-03-18. Service bulletin. ELECTRICAL SYSTEM. This Preliminary Information communication provides steps the technician will take to repair a no crank/no start concern with a diagnostic trouble code of B009F in the Serial Data Gateway Module equipped with Regular Production Option code HP2. The vehicle may exhibit a no crank or no start, or a Service Hybrid message with no codes. The technician will inspect the High Voltage Circuit Impact Detection sensor for water intrusion or corrosion at the weather pack. Inspect the High Voltage Circuit Impact Detection sensor for cracks or terminal corrosion and replace the sensor or terminals along with the weather pack seals if damage is found. If there is no damage found the technician will leave the sensor unplugged and power up the vehicle to induce a code, then power down the vehicle with the Tech 2 unplugged from the vehicle for two minutes. Clear the code and recheck for the message and codes, if the code resets the technician will replace the High Voltage Circuit Impact Detection sensor and terminals with terminated leads. Technician is to repeat the above steps to verify the concern is corrected.
PIT4897C2019-03-18. Service bulletin. EQUIPMENT:ELECTRICAL. This Preliminary Information communication advises the technician that vehicles with Regular Production Option Code HP2 will have a condition where were the 120V Accessory Power Outlet is inoperative. Dealer is to advise the customer that the 120V Accessory Power Outlet only functions after the engine has been started.
PIP4432E2019-03-18. Service bulletin. POWER TRAIN. This Preliminary information communicates to the dealers not to over look a possible leak from the Yoke,
PIP4374C2019-03-18. Service bulletin. ELECTRICAL SYSTEM:WIRING. This Preliminary Information communication provides information to the technician on were to look for a Possible Chaffed Wire. This could cause service engine soon light comes on and the vehicle is a no start.
PIT4811C2019-03-18. Service bulletin. ELECTRICAL SYSTEM. This Preliminary Information communication provides the technician with the steps on how to diagnose vehicles with a no crank with multiple Diagnostic Trouble Codes set in several different modules with Regular Production Option Code HP2. Technician will retrieve all the Diagnostic Trouble Codes that are set current in the vehicle. When there are multiple Diagnostic Trouble Codes technician may wonder were to start the diagnose process. Technician will address Diagnostic Trouble Codes P1AE2-P1AE4, P1B05, or P1B06 first as they're related to the High Voltage System Interlock Circuit for the high voltage system. Second Diagnostic Trouble Codes to address will be any loss of communication Diagnostic Trouble Codes related to the Powertrain expansion bus or the high speed LAN bus. Then address any low voltage concerns that may be related to a low 12 volt battery.
PIP5540B2019-03-18. Service bulletin. ENGINE AND ENGINE COOLING. This Preliminary information communicates to the technician the need to inspect the induction system for potential icing issues in very cold ambient temperatures. To allow the ice to melt so that it can be drained from the related components. That any of the listed DTC's may set with or without poor engine performance.
PIP4607A2019-03-18. Service bulletin. ELECTRICAL SYSTEM. This Preliminary information communicates the steps on diagnosing the concern of the vehicle will no start/no crank and may have DTC Codes P0A45, P0C61, P0A46, P1B04.. Condition may be cause by a poor crimp on terminal 20 at transmission 24 way pass through connector X176.
PIP4751G2019-03-18. Service bulletin. FUEL SYSTEM, GASOLINE. This Preliminary Information communication advises the technician that a P0C28 will not cause a No Crank. also covers a Serail number for bad Aux pump module
PIP4925B2019-03-18. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL. This preliminary information document communicates a tip on the way to diagnose possible induction or exhaust air leaks using the evaporative emission cart smoke machine and ultrasonic leak detector tools.
PIP5540D2019-03-11. Service bulletin. ENGINE AND ENGINE COOLING. This Preliminary information communicates to the technician the need to inspect the induction system for potential icing issues in very cold ambient temperatures. To allow the ice to melt so that it can be drained from the related components. That any of the listed DTC's may set with or without poor engine performance.
PIP56282019-03-11. Service bulletin. ENGINE AND ENGINE COOLING. This Preliminary information communicates information that will need to be provided to TAC to aid in diagnosing if a vehicle comes in with misfire and DTC Codes P0300 - P0308 and/or P050D
PIP56272019-03-11. Service bulletin. FUEL SYSTEM, GASOLINE. This Preliminary information communicates to the dealer an issue where the vehicle's inspection and maintenance monitors along with diagnostic trouble codes may reset unprompted due to the installation of an aftermarket fuel pump control module.
PIT5652A2019-03-11. Service bulletin. EQUIPMENT:ELECTRICAL. This Preliminary Information document advises technicians that a condition may occur with the listed vehicles where the radio clock may not display the time. Dealer technicians are advised to contact General Motors TAC for further instructions for a temporary repair until Engineering has developed the permanent repair. The listed Cadillac and Corvette RPO codes do not have a temporary repair at this time as Engineering continues to work on the permanent repairs for those vehicles.
PIT5353C2018-12-17. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. This Preliminary Information communication provides information to the technician about what XM offerings are available for vehicles. A dealer or customer can access the website listed below for vehicle specific XM offerings and availability.
PIT3946C2018-12-17. Service bulletin. STRUCTURE; EQUIPMENT. This Preliminary Information communicates an issues with the headliner sagging and how to reattach the velcro using Hardman Double Bubble Epoxy part number 04001.
PIP4603B2018-12-17. Service bulletin. ELECTRICAL SYSTEM; VEHICLE SPEED CONTROL. This Preliminary Information communication advises the technician that on a 2mode Truck that is setting a p079C, it could be a torn seal. if it was before the serail # listed
PIT5082B2018-12-17. Service bulletin. ELECTRICAL SYSTEM; VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM. This Preliminary Information communication provides information to the technician about vehicle HVAC system does not always respond to requests for changes in air delivery or temperature from the HVAC controls. The technician may find that the HVAC control module will communicate with the scan tool but the HVAC door data actual counts will read 0 counts. The dealer is directed to ensure there is 12V on circuit 300 at HVAC control module before replacing module.
10-08-110-001B2018-12-10. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This informational bulletin provides information on how to use floor mats.
10-08-44-006C2018-12-10. Service bulletin. EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM). This informational bulletin provides the technician on what to do if the customer has a navagation concern and submit a feedback form to the GM navigation disc center website.
05-06-04-022K2018-12-10. Service bulletin. FUEL SYSTEM, GASOLINE. This informational bulletin provides information on top tier fuels and what brands are available.

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