P0296 Buick Cylinder 12 Contribution Balance

P0297 Buick Vehicle Over Speed Condition

Possible causes
– Vehicle driven at a high rate of speed.
Symptoms
– Engine Light ON (or Service Engine Soon Warning Light)
P0297 Buick Description

Indicates the vehicle has been operated in a manner which caused the vehicle speed to exceed a calibration limit. The vehicle speed is continuously monitored and evaluated by the Power Train Control Module (PCM. The DTC is set when the vehicle speed exceed the calibrated limit set within the PCM.

Buick Vehicle:Buick Regal – ?Buick Riviera – ?Buick LaCrosse – ?David Dunbar Buick – Buick Century – Buick LaCrosse – Buick LeSabre – Buick Lucerne – Buick Park Avenue – Buick Regal – Buick Verano – Buick Enclave – Buick Encore – Buick Rainier – Buick Rendezvous – Buick Terraza – Buick Riviera