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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.

By type

By component

By trouble code

By topic

Bulletins, newest first
PIT4864F2023-12-26. Service bulletin. EQUIPMENT. Information On Requests To Add OnStar Bluetooth Option.
PIT4844E2023-12-26. Service bulletin. VEHICLE SPEED CONTROL:CRUISE CONTROL. Adding Cruise Control (RPO K34)
PIT4813F2023-12-26. Service bulletin. ELECTRICAL SYSTEM. Service Charging System Message Or Low Volt Gauge Reading After Cold Start.
PIT4648D2023-12-26. Service bulletin. SERVICE BRAKES, HYDRAULIC; ELECTRONIC STABILITY CONTROL:AUTOMATIC (ASC). ABS Light and/or Service Stability Message On With DTC C0045 and/or C0050.
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.
PIT5214F2023-12-18. Service bulletin. SUSPENSION. This Preliminary Information communication provides information to the technician about vehicles that have had multiple repair attempts that are being performed on customer?s vehicles that exhibit vibration conditions without utilizing the support of General Motors Technical Assistance Center. If valid vibration frequency or Road Force Variation data has been collected and a repair attempt does not correct the customer complaint, contact General Motors Technical Assistance Center for further support. For any vehicles that remains unrepaired after being at the dealer for three days or more and a related bulletin or PI is not found, contact General Motors Technical Assistance Center for further support.
14105B2023-12-18. Service bulletin. SEAT BELTS:FRONT:RETRACTOR; UNKNOWN OR OTHER; AIR BAGS:FRONTAL; TIRES; ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. Passenger Side Instrument Panel Performance
14105A2023-12-18. Service bulletin. TIRES; SEAT BELTS:FRONT:RETRACTOR; AIR BAGS:FRONTAL; ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL; UNKNOWN OR OTHER. Passenger Side Instrument Panel Performance
141052023-12-18. Service bulletin. AIR BAGS:FRONTAL; TIRES; SEAT BELTS:FRONT:RETRACTOR; ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL; UNKNOWN OR OTHER. Passenger Side Instrument Panel Performance
14096B2023-12-18. Service bulletin. FUEL SYSTEM, GASOLINE; EQUIPMENT:RECREATIONAL VEHICLE/TRAILER:LPG SYSTEMS. Cutaway Equipped with Gasoline or Liquefied Petroleum Gas (LPG) Fuel Engines
14096A2023-12-18. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CATALYTIC CONVERTOR; ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM):SOFTWARE; BACK OVER PREVENTION. Oxygen Sensor Fracture
140962023-12-18. Service bulletin. BACK OVER PREVENTION; ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM):SOFTWARE; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CATALYTIC CONVERTOR. Oxygen Sensor Fracture
14082C2023-12-18. Service bulletin. UNKNOWN OR OTHER; ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. Passenger Side Instrument Panel Performance
14082B2023-12-18. Service bulletin. UNKNOWN OR OTHER; ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. Passenger Side Instrument Panel Performance
14082A2023-12-18. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL; UNKNOWN OR OTHER. Passenger Side Instrument Panel Performance
140822023-12-18. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL; UNKNOWN OR OTHER. Passenger Side Instrument Panel Performance
147302023-12-18. Service bulletin. UNKNOWN OR OTHER; POWER TRAIN:AUTOMATIC TRANSMISSION:TORQUE CONVERTER; ELECTRICAL SYSTEM:STARTER ASSEMBLY:SOLENOID; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE:SOFTWARE. Torque Converter Clutch Wear
145152023-12-18. Service bulletin. ELECTRICAL SYSTEM. Chassis Electronic Control Module Internal Contamination
20-NA-1322023-12-15. Service bulletin. ENGINE AND ENGINE COOLING; EQUIPMENT; ELECTRICAL SYSTEM. This warranty administration bulletin provides policy information on the requirements for 12V battery testing and warranty replacements.
PIT5125A2023-12-11. Service bulletin. EXTERIOR LIGHTING:TURN SIGNAL; EXTERIOR LIGHTING:BRAKE LIGHTS. Available Stop And Turn Lamp Options/Diagnostic Information
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.
PIC5687D2023-12-11. Service bulletin. EQUIPMENT:ELECTRICAL:INFOTAINMENT:SOFTWARE. Checking Smartphone Bluetooth Software Update Status
PIC5687C2023-12-11. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. Checking Smartphone Bluetooth Software Update Status
PIC5614A2023-12-11. Service bulletin. EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM). Changing Turn-By-Turn Voice Response To Metric Or English Units

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