B2300 SE Regular Cab 2WD L4-2.3L VIN A (1997)
Throttle Body: Adjustments
CAUTION: Do not perform this adjustment unless instructed to do so.
Adjustment
1. Remove all cables from throttle body linkage.
2. Remove clean air tube from throttle body and verify there is no foreign material obstructing throttle plate.
3. Verify that the throttle return screw is in contact with throttle linkage lever arm when throttle plate is in closed position.
4. If throttle return screw is not contacting throttle linkage lever arm, perform adjustment.
a. Place a 0.002 inch feeler gauge between throttle return screw and throttle linkage lever arm.
b. Adjust the throttle return screw until it just contacts the feeler gauge.
c. Remove the feeler gauge and turn the throttle return screw clockwise 1/2 turn.
