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Service bulletins for the 2011 GMC Savana

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.

1713 on file from NHTSA, as of 2026-10-19.

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Only bulletins with component: Fuel system are shown. Show all

Bulletins, newest first
12-06-04-002C2018-05-29. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM; FUEL SYSTEM, DIESEL; ENGINE AND ENGINE COOLING:ENGINE:DIESEL. This informational bulletin provides general information and helpful guidelines to use when diagnosing and repairing diesel exhaust fluid related DIC warnings and messages.
02-06-01-022O2018-05-29. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:DIESEL; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; FUEL SYSTEM, DIESEL. This informational bulletin explains possible normal diesel engine noises.
03-06-04-017G2018-05-29. Service bulletin. FUEL SYSTEM, DIESEL; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This informational bulletin explains the use of diesel fuel additives to remove water or enhance performance.
05-06-04-022M2018-05-21. Service bulletin. FUEL SYSTEM, GASOLINE. This informational bulletin provides information on TOP TIER Detergent Gasoline and available retail brands.
16-NA-1022018-05-21. Service bulletin. FUEL SYSTEM, GASOLINE. This technical bulletin provides a procedure to clean and repair the complete fuel system due to dirt getting into the fuel system causing the vehicle to have a hard or no start.
05-06-04-035D2018-05-21. Service bulletin. FUEL SYSTEM, GASOLINE. This informational bulletin provides the technician with information on what E85 fuel may due to a non E85 vehicle.
05-06-04-022K2018-05-21. Service bulletin. EQUIPMENT; FUEL SYSTEM, GASOLINE. This informational bulletin provides information on top tier fuels and what brands are available.
PIP5151C2018-05-21. 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. After the fuel system is cleaned out test the fuel using the latest version of PIT3173.
16-NA-3832018-05-21. Service bulletin. EQUIPMENT; FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:INJECTORS. This informational bulletin advises of a new fuel injection kit used for decarbonizing the intake valves, and explains how toptier fuels should be used to reduce carbon build up.
04-06-04-051E2018-05-21. Service bulletin. EQUIPMENT; FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:INJECTORS. This informational bulletin provides information for maintenance cleaning of the fuel injectors.
04-06-04-051D2018-05-21. Service bulletin. EQUIPMENT; FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:INJECTORS. This informational bulletin provides information for maintenance cleaning of the fuel injectors.
03-06-04-017K2018-05-21. Service bulletin. EQUIPMENT; FUEL SYSTEM, DIESEL. This Informational Bulletin provides information on availability of Diesel Fuel additives.
03-06-04-017J2018-05-21. Service bulletin. FUEL SYSTEM, DIESEL; EQUIPMENT ADAPTIVE/MOBILITY. This Informational Bulletin provides information on available Diesel Fuel Additives.
18NA1032018-05-21. Service bulletin. FUEL SYSTEM, GASOLINE. This Technical Bulletin provides information to correct a customer concern of a siren or whine noise from the in-tank fuel pump at temperatures below -6C or 20F, accompanied by start and stall, no start, loss of power and MIL illuminated. Technicians may find DTCs P0087, P018B, P228A, P228B or P2635 set in ECM.
PI0235K2018-05-21. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE; FUEL SYSTEM, OTHER. This preliminary informational bulletin provides repair information to correct customer concerns of an exhaust leak or vibration/rattle noise at approximately 900 RPM, fuel smell/white smoke noted intermittently (usually after coming to a stop), and/or an oily substance noted on exhaust downpipe.
16NA1022018-05-07. Service bulletin. FUEL SYSTEM, GASOLINE. This technical bulletin provides a procedure to clean and repair the complete fuel system due to dirt getting into the fuel system causing the vehicle to have a hard or no start.
050604022N2018-05-07. Service bulletin. FUEL SYSTEM, GASOLINE. This informational bulletin provides information on the top tier fuels that are recommended in GM vehicles.
040604051D2018-05-07. Service bulletin. FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:INJECTORS. This informational bulletin provides information for maintenance cleaning of the fuel injectors.
146342018-04-23. Service bulletin. FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP. 14634 - Special Coverage. Certain 2010-2014 model year Chevrolet Express and GMC Savana vehicles may have a condition in which the fuel pump becomes inoperative due to an open circuit and/or overheating of the fuel pump module battery terminal. Dealers are to replace the fuel pump on all vehicles, and on vehicles built prior to April 25, 2012, also replace the chassis harness terminals.
PI09262018-04-23. Service bulletin. FUEL SYSTEM, GASOLINE. This preliminary information bulletin provides a procedure for installing a zip tie for the fuel level sensor to correct the fuel gauge intermittently not reading full when the fuel tank is filled.
05-00-89-072C2018-04-16. Service bulletin. FUEL SYSTEM, OTHER; FUEL SYSTEM, GASOLINE; FUEL SYSTEM, DIESEL. This informational bulletin provides information on how to save fuel and proper maintenance without using fuel or oil additives.
GCUS-9-29522018-04-02. Service bulletin. FUEL SYSTEM, DIESEL. 14652A-Special Coverage. On some vehicles a malfunction-indicator light (MIL) may illuminate due to an offset in the temperature sensor in the diesel-emission-reduction fluid (DEF) tank reservoir, increased tank-heater resistance, or reductant-system performance. If this condition occurs within the stated terms, dealer will replace the DEF tank reservoir and/or supply module pump.
PIP5168F2018-02-21. Service bulletin. POWER TRAIN:AXLE ASSEMBLY:AXLE SHAFT; BACK OVER PREVENTION; FUEL SYSTEM, GASOLINE. This Preliminary Information communication provides information to the technician on the steps to diagnose and repair vehicles that may have a no crank concern. Technician will need to check the valve train for movement when the engine is cranked. If the valve train is not moving while the crankshaft is moving the front cover will need to be removed to inspect for a sheared cam sprocket locator pin. If the cam sprocket locator pin has sheared, replace the engine assembly. If the valve train is rotating during inspection, disconnect the Camshaft Position sensor and check if the engine will start. If the engine starts front cover will need to be removed to inspect for a sheared cam sprocket locator pin. If the cam sprocket locator pin has sheared, replace the engine assembly. If the engine does not start with the Camshaft Position sensor disconnected the follow published “Engine Cranks But Does Not Run” diagnosis in Service Information. Also perform an Engine Compression Test and Cylinder Leakage Test in Service Information documents all results. If the Service Information procedures above isolate an engine mechanical concern then removed to inspect for a sheared cam sprocket locator pin. If the cam sprocket locator pin has sheared, replace the engine assembly.
PIP3343F2018-02-21. Service bulletin. COMMUNICATION; FUEL SYSTEM, OTHER:DELIVERY:HOSES, LINES/PIPING, AND FITTINGS. This Preliminary Information communication provides information to the technician about vehicles that have an oil leak shortly after a cold start when extremely low ambient temperatures are present. Technician will need to clean the area of the oil leak, clean and dry the PCV hoses, and replace the oil fill cap with part number 12589430.
PIP53252018-01-22. Service bulletin. FUEL SYSTEM, GASOLINE. This Preliminary Information communication provides information to the technician to help determine if the vehicle is equipped with factory or aftermarket Compressed Natural Gas, Liquefied Petroleum Gas, or Bi-Fuel Systems. Technician will check for the Vehicle Emission Control Information Label. By using the engine Regular Production Option Code as well as the Vehicle Emission Control Information Label, technician can confirm the vehicle has a factory installed alternative fuel system or who the manufacturer is of the aftermarket fuel system.

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