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Service bulletins for the 2014 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.

3324 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

By topic

Only bulletins with component: Engine are shown. Show all

Bulletins, newest first
PIT5532A2017-08-15. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. This Preliminary Information communication provides information to the technician about vehicles that have a squeak or chirp type noise from the rear of the vehicle. Technician should use the latest version of PI1201. If the noise is gone replace the muffler and tail pipe assembly.
PIP5029H2017-08-15. Service bulletin. ENGINE. This Preliminary Information communication provides information to the technician about vehicles that have a Malfunction Indicator Lamp on or engine misfire, rough idle, extended crank, or crank no start in some cases. Technician will need to perform published Service Information diagnostics. If technician finds carbon, an upper engine and valve cleaning should be performed. Update added part numbers for the cleaner and model years.
PIP5330A2017-08-15. Service bulletin. ENGINE AND ENGINE COOLING; EQUIPMENT ADAPTIVE/MOBILITY. This Preliminary Information communication provides information to the technician about vehicles that have a coolant loss and/or coolant odor after driving the vehicle. Technician will need to test the cooling system looking for leaks at the outer head bolts. If coolant is found replace the head the concern is present on.
PIP5109C2017-08-15. Service bulletin. ENGINE; ELECTRICAL SYSTEM. This Preliminary Information communication advises the technician that the Engine Control Module part number 12656993 will be placed on restriction through the General Motors Product Quality Center. Dealer will need to contact General Motors Product Quality Center for further assistance.
PIP51512017-08-15. Service bulletin. ENGINE; FUEL SYSTEM, GASOLINE. This Preliminary Information communication provides information to the technician about vehicles that may have a hard start, no start, rough running, or low fuel pressure. Technician may find Diagnostic Trouble Codes P0087, P0088, P0191 and P128E during the inspection. If during the inspection of the fuel system contamination is found the complete fuel system will need to be cleaned and flushed. Technician should use Published Service Information for fuel system cleaning.
PIP5114A2017-08-15. Service bulletin. ENGINE. This Preliminary Information communication advises the technician that the engine part numbers 12657117, 12633246, 12657207, 12619367, 12657206, and 12635423 will be under an exchange program administered by the General Motors Product Quality Center. Dealer will need to contact General Motors Product Quality Center for further assistance.
PIP5147A2017-08-15. Service bulletin. ELECTRICAL SYSTEM:IGNITION; ENGINE. This Preliminary Information communication provides information to the technician about vehicles that have an engine misfire. Technician may find Diagnostic Trouble Codes P0351-P0358, P2300, P2301, P2303, P2304, P2306, P2307, P2309, P2310, P2312, P2313, P2315, P2316, P2318, P2319, P2321, or P2322. Technician will need to inspect the coil connectors for clear water and/or a discolored connector. Technician will need to replace the Ignition Coil with the concern.
PIP5149A2017-08-15. Service bulletin. ENGINE; ELECTRICAL SYSTEM. This Preliminary Information communication provides information to the technician about vehicles that have a Service Engine Soon Malfunction Indicator Lamp on. Technician may find P0324 Diagnostic Trouble Code set. Technician will need to remove the oil pan and inspect the oil squirters for contact. If contact is noted the dealer needs to call General Motors Product Quality Center for a replacement engine.
PIP5141A2017-08-15. Service bulletin. ENGINE. This Preliminary Information communication provides information to the technician about vehicles that have a Diagnostic Trouble Code P06DD set with no drivability concerns. If only Diagnostic Trouble Code P06DD is set with no other Diagnostic Trouble Codes gather data using Global Diagnostic System 2 and contact General Motors Technical Assistance Center for further assistance.
PIP4864M2017-08-15. Service bulletin. ENGINE; FUEL SYSTEM, DIESEL; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. This Preliminary Information communication provides information to the technician about vehicles that may have "Exhaust Fluid Low", "Exhaust Fluid Empty - Refill Now", "Exhaust Fluid Range: XXX" or "Service Exhaust Fluid - See Owners Now" on the Driver Information Center. If the technician is working on 2010 and 2011 model years campaign 11001 has now been released. Other vehicles technician will need to check the Body Control Module and the scan tool to insure the latest calibration are installed in both. Then use the scan tool to check Reductant System Data in the Engine Control Module. Ensure that all three diesel exhaust fluid level sensors are active with the diesel exhaust fluid tank level showing 100%. If the tank level is below 100% add up to 2 gallons of diesel exhaust fluid. After adding the fluid, use a scan tool to reset the reductant fluid tank level. When the reductant level warning shows "none" the diesel exhaust fluid system reset and reprogram is complete.
PIP5007C2017-08-15. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM; ENGINE; ELECTRICAL SYSTEM. This Preliminary Information communication advises the technician that vehicles with engine Regular Production Option Code LGH or LML may have an Exhaust Fluid Quality Poor message displayed on the Driver Information Center. Technician will need to complete the current Service Information diagnostic for any current Diagnostic Trouble Codes or symptoms found. If an Exhaust Fluid Quality Poor message is displayed with a specific Diagnostic Trouble Code, use that specific Service Information diagnostic, and repair the vehicle as necessary. If the dealer has found an Exhaust Fluid Quality Poor message with no Diagnostic Trouble Code, diagnose the condition using the current Service Information diagnosis for Diagnostic Trouble Code P20EE / P207F (P2BAD for 2012 and newer model years). After making repairs use the Service Information Document titled "Reductant Fluid Quality Test (With or without Diagnostic Trouble Codes)" to evaluate and clear the Exhaust Fluid Quality Poor Driver Information Center message.
PIP5143B2017-08-15. Service bulletin. ENGINE; ELECTRICAL SYSTEM. This Preliminary Information communication provides information to the technician about vehicles that have a lifter noise and or Service Engine Soon Malfunction Indicator Lamp on. Technician may find a Diagnostic Trouble Code P0300 set. Technician should check Tis2Web for any applicable Engine Control Module calibrations after any repair of the engine with a collapsed intake lifter on an Active Fuel Management cylinder.
PIP5143A2017-08-15. Service bulletin. ENGINE; EQUIPMENT ADAPTIVE/MOBILITY; ELECTRICAL SYSTEM. This Preliminary Information communication provides information to the technician about vehicles that have a lifter noise and or Service Engine Soon Malfunction Indicator Lamp on. Technician may find a Diagnostic Trouble Code P0300 set. Technician should check Tis2Web for any applicable Engine Control Module calibrations after any repair of the engine with a collapsed intake lifter on an Active Fuel Management cylinder.
PIP5109A2017-08-15. Service bulletin. ENGINE; ELECTRICAL SYSTEM. This Preliminary Information communication advises the technician that the Engine Control Module part number 12656993 will be placed on restriction through the General Motors Product Quality Center. Dealer will need to contact General Motors Product Quality Center for further assistance.
PIP5137A2017-08-15. Service bulletin. ENGINE; EQUIPMENT ADAPTIVE/MOBILITY; POWER TRAIN. This Preliminary Information communication provides information to the technician about vehicles that may have a rough idle and/or a vibration at idle in gear. Technician will need to try centering the engine and transmission mount. For vehicles built before 07/01/2013 if no change the shim to the right engine mount 2 most inner bolts 3mm.
PIP51492017-08-15. Service bulletin. EQUIPMENT; ENGINE. This Preliminary Information communication provides information to the technician about vehicles that have a Service Engine Soon Malfunction Indicator Lamp on. Technician may find P0324 Diagnostic Trouble Code set. Technician will need to remove the oil pan and inspect the oil squirters for contact. If contact is noted the dealer needs to call General Motors Product Quality Center for a replacement engine.
PIP51472017-08-15. Service bulletin. ELECTRICAL SYSTEM; ENGINE. This Preliminary Information communication provides information to the technician about vehicles that have an engine misfire. Technician may find Diagnostic Trouble Codes P0351-P0358, P2300, P2301, P2303, P2304, P2306, P2307, P2309, P2310, P2312, P2313, P2315, P2316, P2318, P2319, P2321, or P2322. Technician will need to inspect the coil connectors for clear water and/or a discolored connector. Technician will need to replace the Ignition Coil with the concern.
PIP51432017-08-15. Service bulletin. ENGINE. This Preliminary Information communication provides information to the technician about vehicles that have a lifter noise or Service Engine Soon light on. Technician will find Diagnostic Trouble Code P0300. Technician will use Tis2Web and complete the applicable service calibration update.
PIP51212017-08-15. Service bulletin. ENGINE. This Preliminary Information communication provides information to the technician about vehicles that have the oil pressure gauge jumps from approximately 40 lb. to 60 lb. The 4.3L (L83), 5.3L (L86), 6.2L (LV3) engines are equipped with a two stage oil pump. Dealer should advise the customer this is normal operation for these engines.
PIP4793G2017-08-15. Service bulletin. EQUIPMENT:MECHANICAL; ENGINE AND ENGINE COOLING. This Preliminary Information communication advises the technician that the Allison A1000 Valve Body part number 29545998 will be placed on a parts restriction through the General Motors Product Quality Center. Dealer will need to contact General Motors Product Quality Center for further assistance.
PIP51142017-08-15. Service bulletin. ENGINE. This Preliminary Information communication advises the technician that the 4.3L V6 Engine Assembly part numbers 12657117 and 12633246 along with 5.3L V8 Engine Assembly part numbers 12657207 and 12619367 will be placed on an engine exchange program through the General Motors Product Quality Center. Dealer will need to contact General Motors Product Quality Center for further assistance.
09-06-04-026L2017-08-15. Service bulletin. ENGINE. This informational bulletin provides information on Identifying Non-GM (Aftermarket) Engine Calibrations for Gasoline Engines Using Tech 2® or GDS 2 (U.S. and Canada)
14-06-04-004C2017-08-15. Service bulletin. ENGINE. This informational bulletin provides information on what some possibile causes coud be contributing to various engine noises during cold start and warm engine operation
PIP51562017-08-15. Service bulletin. EQUIPMENT; ENGINE AND ENGINE COOLING. This Preliminary Information communication provides information to the technician about vehicle that may have oil leak after the balancer is removed or replaced. Technician will need to insure the balancer bolt is the correct bolt for the engine application.
PIP4765A2017-08-15. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); ENGINE AND ENGINE COOLING. This Preliminary Information communication provides information to the technician on the steps to diagnose and repair vehicles that may have Service Engine Soon Malfunction Indicator Lamp on and a constant engine misfire. If Service Information diagnosis isolates no compression on the misfiring cylinder(s) with 100% leakage into the crankcase, perform the following steps as necessary before disassembling the engine. Technician will use a lighted bore scope if available to inspect the top of the related piston(s) through the spark plug hole to determine if any of the pistons are melted. If damaged piston(s) are found inspect for aftermarket parts. Also use the latest version of 09-06-04-026 to verify if there are aftermarket calibrations in the Engine Control Module. Take photos and document accordingly if anything is found.

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