R 3500 P/U 2WD V8-454 7.4L VIN W 4-bbl (1988)
1.
To properly disconnect this style of fitting, push in both sides of the retaining feature and pull the fittings apart.
2.
To reconnect this style of fitting, install the fittings back together and gently pull back on the fittings to verify proper connection of the fittings.
To properly disconnect this style of fitting, use the following procedure: