Service bulletins for the 2008 GMC Sierra
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.
1655 on file from NHTSA, as of 2026-10-19.
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By component
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Only bulletins with component: Equipment and accessories are shown. Show all
| 100089006G | 2019-11-25. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This informational bulletin provides information for dealers how to submit a product information report (PIR) (Canada Only). |
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| 010089010N | 2019-11-25. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This informational bulletin provides information on comebacks prevention information and using customer concern verification sheets (CCVS). |
| 17NA073 | 2019-10-28. Service bulletin. EQUIPMENT. This warranty administration bulletin provides information regarding the field action courtesy transportation policy. |
| DOR-K2S2K-10 | 2019-10-21. Service bulletin. EQUIPMENT. This SKU is a Pitman Arm. The customer communication requested return of unsold inventory to inspect for the spline size. If the spline size is incorrect it will not have a tight fit with the mating component, and would lead to detectable play and/or noise when steering. |
| PIT3099S | 2019-10-15. Service bulletin. EQUIPMENT:ELECTRICAL. This Preliminary Information communication provides information to the technician about installing General Motors Accessory parts/kits. Technicians should refer to Service Information for information regarding most accessories. Technicians may also contact PARTECH and/or the Techline Customer Support Center for additional support. |
| PIT4529E | 2019-09-16. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This preliminary information explains that there are differences between the Elevated Idle, PTO and High Idle options. |
| PIP4158H | 2019-09-16. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; ENGINE AND ENGINE COOLING. This Preliminary Information communication provides information to the technician about vehicles that have low oil pressure, no oil pressure, and/or engine noise. Technician will need to replace the oil pump, flush the oil cooler lines. |
| 990089019R | 2019-08-19. Service bulletin. EQUIPMENT. This informational bulletin provides process information for the (GWM) and (WPC) parts return program. |
| PIT3099R | 2019-08-12. Service bulletin. EQUIPMENT. This Preliminary Information communication provides information to the technician about installing General Motors Accessory parts/kits. Technicians should refer to Service Information for information regarding most accessories. Technicians may also contact Partech and/or the Techline Customer Support Center for additional support. |
| 1308116001E | 2019-07-29. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT. The intent of this technical bulletin is to identify aftermarket ALDL or DLC interface devices as potential sources for causing multiple customer concerns that do not have other diagnostic methods to identify them. |
| 100845001G | 2019-07-29. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; ELECTRICAL SYSTEM. This bulletin provides information for electrical ground repairs using new General Motors replacement fasteners with conductive finish. |
| 090604026Q | 2019-07-29. Service bulletin. ENGINE; EQUIPMENT. This informational bulletin provides information on identifying Non-GM Engine Calibrations for Gasoline Engines using the Tech 2 or GDS 2. |
| 060847001O | 2019-07-29. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; ELECTRICAL SYSTEM. This bulletin explains the labor operation numbers used for submitting warranty claims for module reprogramming and not when replacing a module. |
| PIT5652E | 2019-07-08. 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 of a temporary proicedure to get the clock to display until Engineering has developed the permanent repair. The listed Cadillac, Pontiac, 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. |
| 16NA119 | 2019-07-01. Service bulletin. EQUIPMENT. This warranty administration bulletin provide policy information to cover GM's policy on performing GM covered vehicle services and maintenance on vehicles originating/sold in Canada. |
| PIT5652D | 2019-06-10. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT:ELECTRICAL; EQUIPMENT. 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 of a temporary proicedure to get the clock to display 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. |
| PIP5226C | 2019-06-10. Service bulletin. EQUIPMENT; ENGINE. This Preliminary Information communication provides information to the technician about finding needle bearings during an oil change. Technician will gain access to the roller rockers to inspect them. Only replace the roller rocker that is missing needle bearings. Be sure to clean the oil drains to retrieve the needle bearings. Each roller rocker has 66 bearings. |
| PIT5652C | 2019-06-03. Service bulletin. EQUIPMENT. 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 of a temporary proicedure to get the clock to display 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. |
| PIT5652B | 2019-06-03. Service bulletin. EQUIPMENT. 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 of a temporary proicedure to get the clock to display 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. |
| PIT5564B | 2019-06-03. Service bulletin. EQUIPMENT. This Preliminary information communicates an issue with aftermarket USB chargers causing SIR DTC's to set. |
| 1008110001H | 2019-05-20. Service bulletin. EQUIPMENT. This informational bulletin provides information on proper use of floor mats. |
| 030729004L | 2019-05-20. Service bulletin. POWER TRAIN:MANUAL TRANSMISSION; EQUIPMENT. This informational bulletin provides normal operating characteristics and diagnostic information on Manual transmissions. |
| 100605002E | 2019-05-13. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM; EQUIPMENT. This informational bulletin provides information on Clean Exhaust Filter See Owners Manual Now or Cleaning Exhaust Filter Keep Driving Until Message is Cleared Message Displayed on DIC, DTC P2463 May Be Set. |
| 040601029I | 2019-05-13. Service bulletin. EQUIPMENT. This informational bulletin explains the importance of maintaining the vehicle. |
| 1008110001G | 2019-04-22. Service bulletin. EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY. This informational bulletin provides information on proper use of floor mats. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.