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Service bulletins for the 2018 GMC Canyon

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.

1246 on file from NHTSA, as of 2026-10-19.

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Only bulletins with component: Suspension are shown. Show all

Bulletins, newest first
PIE0558A2020-10-26. Service bulletin. SUSPENSION:REAR; EQUIPMENT. This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards a loud bang and/or grinding type noise heard coming from the rear axle area.
20NA0342020-03-30. Service bulletin. SUSPENSION:REAR:AXLE:NON-POWERED AXLE ASSEMBLY; EQUIPMENT. This technical bulletin provides a procedure to replace either the axle or the bearing depending if there is a lip on the axle after pulling it.
PIT5635B2020-02-10. Service bulletin. SUSPENSION. This preliminary information suggests the technician verify a noise from the rear is or isn't coming from the rear leaf springs before a service on the springs is performed.
17NA3942019-09-23. Service bulletin. SUSPENSION:FRONT:SPRINGS:AIR SUSPENSION SYSTEM. This technical bulletin provides a procedure for lubricating the rear leaf springs and re-torque the bolts to correct a squeak, clunking noise.
PIT5635A2019-09-16. Service bulletin. SUSPENSION:REAR:SPRINGS:LEAF SPRING ASSEMBLY. This preliminary information suggests the technician verify a noise from the rear is or isn't coming from the rear leaf springs before a service on the springs is performed.
18NA3562019-03-25. Service bulletin. SUSPENSION. This technical bulletin provides a procedure to correct a condition of Vibration and/or Noise Heard During Hard Acceleration at Speeds of 77 km/h (48 mph) to 83 km/h (52 mph).
PIT5214D2019-03-18. 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.
PIT56352018-11-13. Service bulletin. SUSPENSION:REAR:SPRINGS:LEAF SPRING ASSEMBLY. This preliminary information suggests the technician verify a noise from the rear is or isn't coming from the rear leaf springs before a service on the springs is performed.
99-04-20-002J2018-05-21. Service bulletin. SUSPENSION. This informational bulletin provides information on Driveline Clunk Noise and what is acceptable and what is considered normal operations.
18NA1082018-05-21. Service bulletin. SUSPENSION. This technical bulletin provides a procedure to correct a left lean condition due to architectural corner mass distribution.
PIT5505A2017-11-14. Service bulletin. SUSPENSION; ENGINE. This Preliminary Information communication advises the technician on the steps to diagnosing the concern and the repair rattle noise coming from the engine bay.
PIP5348B2017-10-04. Service bulletin. SUSPENSION; POWER TRAIN. This Preliminary Information communication provides information to the technician about vehicles that may have a vibration at idle in gear or at very low speeds. Technician should inspect for a stray nut or debris such as a rock wedged between the rubber and metal portions of the transmission mount. Technician will need to remove the stray debris.

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