#What counts as an inconsistency
NAP consistency is stricter than it sounds. "123 Main St, Suite 4" and "123 Main Street" describe the same address to a human reader and register as two different address strings to many automated matching systems. The same applies to a phone number written with or without a country code, a business name written as "ABC Motors" in one place and "ABC Motors, Inc." in another, or a department name that appears as "ABC Motors Service Center" on one directory and "ABC Motors Service Department" on another.
None of these differences confuse a person calling the dealership. They do create real ambiguity for a system trying to determine, from crawled listings alone, whether two records describe the same physical business, a related but distinct department, or two unrelated entities that happen to share a name.
TABLE
What reads as "the same place" to a person vs. a matching system
Each pair looks identical to a human caller. An automated matcher has to decide whether they describe one business or two.
| Field | Version A | Version B | Human reads as | A matching system reads as |
|---|---|---|---|---|
| Address | 123 Main St, Suite 4 | 123 Main Street | Same place | Possibly two different addresses |
| Phone | (555) 123-4567 | +1 555-123-4567 | Same number | Possibly two different numbers |
| Name | ABC Motors | ABC Motors, Inc. | Same business | Possibly two different entities |
| Department | ABC Motors Service Center | ABC Motors Service Department | Same department | Possibly two different listings |
Compiled 2026-09-13 to illustrate the well-documented gap between human-readable and machine-matched business listings.
#Why dealerships specifically struggle with this
A single-location retail business typically has one name, one address and one phone number to keep consistent. A dealership commonly has several department-level identities under one roof: sales, service, parts, and sometimes a body shop, each with a plausible case for its own Google Business Profile listing, since Google's own guidelines allow a distinct listing for a distinct department at the same address under certain conditions.
Multiplying one location's worth of consistency requirements by three or four departments, each potentially claimed and edited by a different person at a different time, is exactly how small drift accumulates: a service department's phone extension gets updated on the website but not on its own Google listing; a parts department's hours change seasonally and only one of its several listings gets the update.
#Why this is now an AI-accuracy problem, not just a ranking one
The traditional local-SEO framing of NAP consistency is about local-pack ranking: search engines use listing consistency as one trust signal among several. That framing still holds, but it understates the current stakes. An AI system asked "what are ABC Motors's service hours" has to resolve, from whatever listings it can find, which record is authoritative when two disagree. It does not always get this right, and unlike a ranking miss, a wrong answer here is a business detail stated to a customer with unwarranted confidence: an old address, a discontinued phone number, service hours that changed two years ago.
The fix is unglamorous and entirely within a dealership's control: audit every listing, department by department, against one canonical, current version of the name, address and phone number, and correct drift as soon as it is found rather than treating it as a one-time setup task.