Everything NHTSA's vPIC database knows about this exact vehicle:
Decoding from NHTSA…
Vehicle history — accidents, title & owners
The decode above is what this vehicle is. For what it's been through — accidents, title brands, odometer, theft/total-loss and previous owners — pull a full history report.
NHTSA publishes the first 11 characters of the VIN with every complaint — that identifies the plant, model year, body and engine. So these are reports from cars built exactly like this one, not an average across the whole model.
1G4GJ1173HP••••••1987 Buick REGAL
This build draws 2.4× more complaints than the average 1987 Buick REGAL build (4 vs 2).
4on this build
20on the model
12builds in total
1involved a crash
Most reportedService Brakes 3Hydraulic 2Vehicle Speed Control 1
What owners of this build wrote
Vehicle Speed ControlcrashNov 2005
Dt: the contact stated there was sudden acceleration while driving with the cruise control engaged. The vehicle suddenly accelerated forward and struck a telephone pole. There was damage to the driver's side quarter panel. The contact managed to drive the vehicle home. He did…
Service BrakesJun 2005
Brakes at times take excessive effort to stop car. Has happened several times without any warning and will then work normal again. This is a turbo regal equipped with a power master brake system unique to these cars. This is a common problem on these cars and should be looked…
Service Brakes
Vehicle recall under united states powermaster recall campaigne: power master brake system/faulty pressure switch 86-c-15 general motors recall buick claim information 1987 regal turbo coupe hp400001 hp 465289. We have contacted general motors buick division gail reinke phone…
Service Brakes
In an emergency braking situation when applying the brakes, pedal does not move and more stopping distance is required. This happens on any type of road surface at any speed. A /mechanic was not able to correct this problem. Please provide any further details
Owner complaints…
Now the whole model — all 12 builds of it, not just this build. Same NHTSA reports, wider net:
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Exact value for this VIN, adjusted for mileage
The original window sticker and factory options
Full research report as a PDF you can hand to a mechanic
Decoded via NHTSA vPIC. Recalls, complaints and safety from NHTSA; MPG from EPA fueleconomy.gov. Full history reports from our partner. VIN 1G4GJ1173HP414546 · decoded Aug 2026. — ForCar Reviewed by Denis Kataev, founder of ForCar.