P1804
Ground Control Relay.
- Buick
- Powertrain
- Manufacturer code
How this code is built
- P
- SystemPowertrain
- 1
- Defined byThe manufacturer
- 8
- AreaTransmission
- 04
- FaultThe specific fault in that area
Guide
Writing the guide for P1804. The first open of a code takes up to a minute.
This code for other makes
- P1804CadillacGround Control Relay
- P1804ChevroletGround Control Relay
- P1804FordTransmission 4-Wheel Drive High Indicator Circuit Failure
- P1804GMGround Control Relay
- P1804GMCGround Control Relay
- P1804LincolnTransmission 4-Wheel Drive High Indicator Circuit Failure
- P1804MercuryTransmission 4-Wheel Drive High Indicator Circuit Failure
- P1804OldsmobileGround Control Relay
- P1804OtherTransmission 4-Wheel Drive High Indicator Circuit Failure
- P1804SaturnGround Control Relay