get the front 02 sensors installed. sounds like the motor is going into closed loop and the 02 sensors are telling the engine to throw fuel at it until it dies rich.
get the front 02 sensors installed. sounds like the motor is going into closed loop and the 02 sensors are telling the engine to throw fuel at it until it dies rich.
old mod list: H/C/I/N/E/G 408
new mod list: 5.3, gears/posi, mufler and tune : (
Originally Posted by TXsilverado
The 02 sensors are installed, the rears have been deleted
The truck won't run right with open headers
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'94 Chevy Truck: 8.9 et, 408 twins
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