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Home›Trouble codes›P2227› GMC
Diagnostic trouble code · GMC

P2227 on GMC vehicles

P2227 is named on 8 GMC model years (2018–2024): 93 manufacturer filings and 0 owner reports in NHTSA’s files, across Terrain, Sierra.

Powertrain 8 model years 93 manufacturer filings

Which GMC model years name P2227

Source: NHTSA manufacturer communications and complaints
Model yearFiled underBulletinsOwner reports
2018 GMC TerrainEngine19—
2022 GMC TerrainStructure18—
2019 GMC TerrainEngine18—
2020 GMC TerrainEngine14—
2021 GMC TerrainEngine11—
2023 GMC TerrainEngine7—
2024 GMC TerrainElectrical System4—
2023 GMC SierraEngine2—

A model year is listed because the code is named in its own record — a bulletin filed against it, or an owner’s complaint about it — not because every one of these vehicles sets it. Counts are documents in NHTSA’s files, not failure rates.

Engine 30 Structure 22 Electrical System 21 Exterior Lighting 2
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GMC filings that name P2227

Source: NHTSA manufacturer communications

Bulletins and campaigns GMC filed with NHTSA whose summary names P2227. Quote the document number at the service desk — it is a diagnosis the maker has already written down.

What P2227 means

Source: SAE J2012 / OBD-II

P2227 sits in the generic range of the OBD-II standard, so it means the same thing on every vehicle sold in the United States — but WhichTrim does not carry a definition for it and will not invent one. What is on this page is the record: who named it and on what.

A stored code names the test that failed, never the part that caused it. The record above is what GMC and its owners have filed about it; the code’s page across every make has the whole file.

From here
Get a model's new bulletins by email See what owners reported Look up a bulletin by its number Watch a VIN for new recalls

Common questions

Source: NHTSA files and the OBD-II standard

Is P2227 a known problem on GMC vehicles?

It is a documented one: NHTSA's files hold 93 manufacturer filings and 0 owner reports naming P2227 on 8 GMC model years (2018–2024). Whether it is a problem on one particular car is a diagnosis, not a count — but a bulletin that names the code on your model year is the place to start.

Which GMC models does P2227 appear on most?

2018 Terrain (19 documents), 2022 Terrain (18 documents), 2019 Terrain (18 documents).

Does P2227 on a GMC mean it is recalled?

No. Recalls are filed by campaign and matched by VIN; no recall is triggered by a scan tool. Check the VIN at nhtsa.gov/recalls, or open the model year's page here for the campaigns filed against it.

Where to go next

pages beside this code
Filed alongside P0299 Another code that appears in the same filings and owner reports as P2227.Filed alongside P0300 Another code that appears in the same filings and owner reports as P2227.Vehicle 2018 GMC Terrain The model year P2227 is filed against most often.The data Trouble codes by API GET /v1/dtc joins every code to bulletins and owner reports — free tier, no card.