P1515 Buick Idle Air Control Solenoid Signal 3 Circuit High Input
Possible causes
– Open or short circuit condition
– Poor electrical connection
– Failed ISC Solenoid
– Poor electrical connection
– Failed ISC Solenoid
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