P0700 Buick Transmission Control System Malfunction

P0701 Buick Mitsubishi EEPROM System Malfunction

Possible causes
– Open or short transmission control system circuit
– Poor transmission control system electrical connection
– Check powers and grounds to Transmission Control Module (TCM)
Symptoms
– Engine Light ON (or Service Engine Soon Warning Light)
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