P1664 Buick 1-4 Upshift Lamp Control Circuit 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 –…
Category: Buick
P1664 Buick 1-4 Upshift Lamp Control Circuit
P1665 Buick Driver 3 Line 5 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…
P1665 Buick Driver 3 Line 5
P1666 Buick Driver 3 Line 6 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…
P1657 Buick 1-4 Upshift Solenoid Control Circuit
P1658 Buick Starter Enable Relay Control Circuit 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 –…
P1658 Buick Starter Enable Relay Control Circuit
P1660 Buick Cooling Fans Control Circuit 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…
P1660 Buick Cooling Fans Control Circuit
P1661 Buick MIL Control Circuit 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 –…
P1661 Buick MIL Control Circuit
P1662 Buick Cruise Control Inhibit Control Circuit 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…
P1653 Buick Power Steering Output Circuit Malfunction
P1654 Buick Recirculation Override Circuit Malfunction 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…
P1654 Buick Recirculation Override Circuit Malfunction
P1655 Buick EVAP Purge Solenoid Control Circuit Possible causes – Faulty EVAP Purge Solenoid– EVAP Purge Solenoid harness is open or shorted– EVAP Purge Solenoid circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P1655 Buick Description The Powertrain Control Module (PCM) has detected an improper voltage level on…
P1655 Buick EVAP Purge Solenoid Control Circuit
P1656 Buick OCV Circuit Malfunction Bank 1 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 –…
P1656 Buick OCV Circuit Malfunction Bank 1
P1657 Buick 1-4 Upshift Solenoid Control Circuit 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 –…
P1651 Buick Power Steering Pressure Switch Input Fault
P1652 Buick Powertrain Induced Chassis Pitch Output Circuit 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 –…
P1652 Buick Powertrain Induced Chassis Pitch Output Circuit
P1653 Buick Power Steering Output Circuit Malfunction 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…
P1648 Buick Anti-Theft Device Wrong Security Code
P1650 Buick Control Module Output B Circuit 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…
P1650 Buick Control Module Output B Circuit
P1651 Buick Power Steering Pressure Switch Input Fault 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 –…
P1645 Buick Evaporative Emission (EVAP) Vent Solenoid Contorl Circuit
P1646 Buick EVAP Vent Solenoid Output Circuit Possible causes – Faulty EVAP Vent Solenoid– EVAP Vent Solenoid harness is open or shorted– EVAP Vent Solenoid circuit poor electrical connection What about the obd code? The Powertrain Control Module (PCM) has detected the EVAP Vent Solenoid circuit was low Symptoms – Engine Light ON (or Service…
P1646 Buick EVAP Vent Solenoid Output Circuit
P1647 Buick Engine Speed Signal Circuit Problem Tech description There are seven (7) codes listed on the service manual for the P1647 Buick code. Try reseting the code first, and if the code comes back, check fuses and the Engine Control Module (ECM) connector. P1647 Buick Description P1647 Buick – Power Command Signal Circuit Low…
P1647 Buick Engine Speed Signal Circuit Problem
P1648 Buick Anti-Theft Device Wrong Security Code Possible causes – Deterrent key not programmed to vheicle– Faulty Deterrent key– Fualty ignition switch– Poor electrical connection for Deterrent circuit components Symptoms – Engine Light ON (or Service Engine Soon Warning Light)– No or hard engine start situation P1648 Buick Description The Engine Control Module (ECM), the…
P1641 Buick FC Relay 1 Control Circuit
P1642 Buick FC Relay 2 And 3 Control Circuit Possible causes – Faulty Cooling Fan Relay– Cooling Fan Relay harness is open or shorted– Cooling Fan Relay circuit poor electrical component Symptoms – Engine Light ON (or Service Engine Soon Warning Light) – Cooling Fan not working P1642 Buick Description Ignition voltage is supplied to…
P1642 Buick FC Relay 2 And 3 Control Circuit
P1643 Buick Engine Speed Output Circuit Possible causes – Reprogram computer – Faulty ECM Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P1643 Buick Description There is a communication problem with Control Area Network (CAN) link from the Engine Control Module (ECM)to the Transmission Control Module (TCM) Buick Vehicle:Buick Regal – ?Buick…