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Home >> Buick >> 1991 >> Reatta 2D Convertible >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Tests W/Codes - Pcm/BCM >> Override Display Codes >> ECM Override Parameters >> Es07

ECM Override Parameters: Es07

TCC solenoid display will show commanded state of TCC solenoid (00-not engaged, 99-engaged). Pressing TEMP UP button will engage TCC and pressing TEMP DOWN button will disengage TCC. Vehicle must be in 3rd or 4th gear for override to operate.