Service bulletins for the 2011 GMC Terrain
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.
1756 on file from NHTSA, as of 2026-10-19.
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Only bulletins with component: Wheel speed sensor are shown. Show all
| PIT-5171 | 2012-09-24. Service bulletin. SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP:WHEEL SPEED SENSOR/TONE RING. GMC/CHEVROLET: A COMMUNICATION FAULT, REGARDING SERVICE STABILITY TRACTION AND ABS REAR WHEEL SPEED DTC OR CHASSIS EXPANSION BUS, WHICH IS RELATED TO AN INTERNAL WIRE BREAK INSIDE WIRE HARNESS INSULATION TO X411 CONNECTOR. MODELS 2010-2012 CHEVROLET EQUINOX & GMC TERRAIN. *PE UPDATED ON 5/9/2013. *KB UPDATED 7/10/2013. *KB UPDATED 2/1/16. *PE |
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| PIC-5428 | 2011-06-15. Service bulletin. SERVICE BRAKES, AIR:ANTILOCK:WHEEL SPEED SENSOR; SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP:WHEEL SPEED SENSOR/TONE RING. GM: THE BRAKE, TRACTION, OR STABILITY LIGHTS ARE ON BECAUSE OF DEBRIS STUCK ON THE WHEEL SPEED SENSOR. UPDATED ON 06/15/2011. *KB UPDATED ON 06/20/2011. *RM UPDATED 6/27/11. *PE UPDATED 10/3/11. *PE UPDATED 05/08/2013 *JS UPDATED ON 7/9/2013. *KB UPDATED 7/28/14. *PE |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.