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oxygen sensors on 1993 Chevrolet 2500 Pickup

How many oxygen sensors is there on a 1993 chevy silverado with a 5.7 liter

Asked by for the 1993 Chevrolet 2500 Pickup
I would expect to find only one oxygen sensor on your 1993 Chevrolet 2500 Pickup
1 more answer
One. Later models incorporated a second O2 sensor.