For 1993 Buick Riviera Air Control Valve Relay Connector SMP 42788MFPJ

For 1993 Buick Riviera Air Control Valve Relay Connector SMP 25433TJ

For 1993 Buick Riviera Computer Control Relay Connector SMP 67333TS

For 1991, 1993 Buick Park Avenue Air Control Valve Relay Connector SMP 84225JZ

For 1993 Buick Riviera Cruise Control Relay Connector SMP 22543YJ

For 1993 Buick Riviera Cruise Control Relay Connector SMP 78762THWZ

For 1993 Buick Riviera Idle Speed Control Relay Connector SMP 24593YC

For 1993 Buick Riviera Fast Idle Valve Solenoid Relay Connector SMP 26138PV