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Home >> GMC >> 1983 >> Pickup K2500, 5.7 M >> Repair and Diagnosis >> Engine Performance >> System >> Feedback Carburetor Tests W/Codes >> Code 34 - Vacuum Sensor Circuit

Code 34 - Vacuum Sensor Circuit

Fig 1: Flow Chart, Code 34 - Vacuum Sensor Circuit
G8515
NOTE: Check for over 34 kPa (10" Hg) of vacuum at sensor with engine idling. If not OK, repair.
Fig 2: Flow Chart, Code 34 - Vacuum Sensor Circuit
GB0048241