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Home >> Buick >> 1994 >> Roadmaster Base >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Tests W/Codes - 5.7L >> ECM/Pcm Code Charts >> Code 73, Pressure Control Solenoid >> Diagnostic Aids

Diagnostic Aids

Check for poor connections at PCM and at transmission connector.

Fig 1: Code 73 Schematic (5.7L) Pressure Control Solenoid

G94C31924

Fig 2: Code 73 Flow Chart (5.7L) Pressure Control Solenoid

G94C31957

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