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Diagnostic trouble code · Buick

C0131 on Buick vehicles

C0131 is named on 5 Buick model years (2016–2020): 16 manufacturer filings and 0 owner reports in NHTSA’s files, across Encore.

Chassis 5 model years 16 manufacturer filings

Which Buick model years name C0131

Source: NHTSA manufacturer communications and complaints
Model yearFiled underBulletinsOwner reports
2017 Buick EncoreService Brakes4—
2016 Buick EncoreService Brakes4—
2019 Buick EncoreService Brakes3—
2018 Buick EncoreService Brakes3—
2020 Buick EncoreService Brakes2—

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.

Service Brakes 16
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Buick filings that name C0131

Source: NHTSA manufacturer communications

Bulletins and campaigns Buick filed with NHTSA whose summary names C0131. Quote the document number at the service desk — it is a diagnosis the maker has already written down.

What C0131 means

Source: SAE J2012 / OBD-II

C0131 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 Buick and its owners have filed about it; the code’s page across every make has the whole file.

From here

Common questions

Source: NHTSA files and the OBD-II standard

Is C0131 a known problem on Buick vehicles?

It is a documented one: NHTSA's files hold 16 manufacturer filings and 0 owner reports naming C0131 on 5 Buick model years (2016–2020). 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 Buick models does C0131 appear on most?

2017 Encore (4 documents), 2016 Encore (4 documents), 2019 Encore (3 documents).

Does C0131 on a Buick 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.