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B1008 on Cadillac vehicles

B1008 is named on 12 Cadillac model years (2016–2020): 28 manufacturer filings and 0 owner reports in NHTSA’s files, across CT6, XT5, Escalade, XT4, XT6.

Body 12 model years 28 manufacturer filings

Which Cadillac model years name B1008

Source: NHTSA manufacturer communications and complaints
Model yearFiled underBulletinsOwner reports
2017 Cadillac CT6Lane Departure4—
2017 Cadillac XT5Lane Departure4—
2016 Cadillac CT6Lane Departure4—
2018 Cadillac CT6Lane Departure3—
2018 Cadillac XT5Lane Departure3—
2019 Cadillac CT6Lane Departure2—
2019 Cadillac EscaladeLane Departure2—
2019 Cadillac XT5Lane Departure2—
2020 Cadillac CT6Lane Departure1—
2020 Cadillac XT4Lane Departure1—
2020 Cadillac XT6Lane Departure1—
2019 Cadillac XT4Lane Departure1—

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.

Lane Departure 26 Visibility/Wiper 2
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Cadillac filings that name B1008

Source: NHTSA manufacturer communications

Bulletins and campaigns Cadillac filed with NHTSA whose summary names B1008. Quote the document number at the service desk — it is a diagnosis the maker has already written down.

What B1008 means

Source: SAE J2012 / OBD-II

B1008 is a manufacturer-specific code: the second character is a 1, which under the OBD-II standard hands the definition to whoever built the vehicle. The same code can mean one thing on a Ford and something unrelated on a Hyundai. Any site that prints a single definition for it is guessing.

A stored code names the test that failed, never the part that caused it. The record above is what Cadillac 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 B1008 a known problem on Cadillac vehicles?

It is a documented one: NHTSA's files hold 28 manufacturer filings and 0 owner reports naming B1008 on 12 Cadillac 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 Cadillac models does B1008 appear on most?

2017 CT6 (4 documents), 2016 CT6 (4 documents), 2017 XT5 (4 documents).

Does B1008 on a Cadillac 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.