WenmarOpen by Wenmar Pro

Service bulletins for the 2011 Chevrolet Express

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.

1716 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

By topic

Only bulletins with component: Driver assistance are shown. Show all

Bulletins, newest first
PIT5058B2023-12-26. Service bulletin. LANE DEPARTURE. School Bus Brake Warning System RPO UJ1 Functional Test And Diagnostics.
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.
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
PIT4648D2023-11-20. Service bulletin. ELECTRONIC STABILITY CONTROL:AUTOMATIC (ASC); SERVICE BRAKES. ABS Light and/or Service Stability Message On With DTC C0045 and/or C0050.
080604006N2022-06-13. Service bulletin. POWER TRAIN; FUEL SYSTEM, DIESEL; FUEL SYSTEM, GASOLINE; BACK OVER PREVENTION. This informational bulletin provides technicians with Information for Identifying non-GM ECM calibration use and Power-Up hardware detection in Duramax™ diesel engines — Photograph Tech 2® Calibration IDs, Calibration Verification Numbers (CVNs) and Transmission Data Screen.
070601016G2022-06-13. Service bulletin. BACK OVER PREVENTION. This informational bulletin provides information on Internal Engine Noise or Damage After Oil Filter Replacement.
PI0938A2018-06-11. Service bulletin. ELECTRICAL SYSTEM; ELECTRONIC STABILITY CONTROL (ESC). This preliminary bulletin provides information on what labor operation number to use for various electrical/electronic control issues.
060089026N2018-06-04. Service bulletin. ELECTRICAL SYSTEM; VISIBILITY:SUN/MOON ROOF ASSEMBLY; STRUCTURE:BODY:DOOR; POWER TRAIN:TRANSFER CASE (4-WHEEL DRIVE); VISIBILITY:WINDSHIELD; ELECTRONIC STABILITY CONTROL (ESC). This warranty bulletin provides labor operation numbers for customer concerns that cant be duplicated.
PI0639B2018-06-04. Service bulletin. ELECTRONIC STABILITY CONTROL (ESC); EQUIPMENT. This preliminary informational bulletin provides a revision of PI0639B to add the 2013 model year and update the labor operation information.
080730026D2018-05-07. Service bulletin. ELECTRONIC STABILITY CONTROL (ESC). This informational bulletin provides information on Some vehicles may rock or move slightly forward or rearward while in Park at start up after cold soak. This condition may be accompanied by a clunk noise. This is a slight movement that is more often seen visually, rather than felt, when viewed from the outside and using the auto-start feature, if equipped.
PI0534A2018-04-16. Service bulletin. BACK OVER PREVENTION; VEHICLE SPEED CONTROL. This preliminary informational bulletin provides information on dignostics for a whine noise at varies engine speeds.
10-00-89-006C2018-04-16. Service bulletin. BACK OVER PREVENTION: SENSING SYSTEM: RADAR. This informational bulletin provides directions on submitting different PIRs
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.
10-08-98-002A2017-08-15. Service bulletin. FORWARD COLLISION AVOIDANCE. This information bulletin explains the use of drilling high strength steel in a collision repair and the GM recommended CryoCobalt Drill bit.

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