P0696 Buick Fan 3 Control Circuit High

P0697 Buick 5 Volt Reference 3 Circuit

Possible causes
– Shorted sensor
– Shorted circuit condition
– Faulty Engine Control Module (ECM)
Symptoms
– Engine Light ON (or Service Engine Soon Warning Light)
P0697 Buick Description

The Engine Control Module (ECM) has detected an out of voltage range on the 5 volt reference circuit 3

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