C 3500 Truck 2WD V8-6.6L DSL Turbo VIN 1 (2002)
6. Pull on the open ends of the retaining ring in order to rotate the retaining ring around the quick connect fitting until the retaining ring is out of the
fitting.
Discard the retaining ring.
7. Pull the cooling line straight out from the quick; connect fitting.
8. Repeat this procedure to remove all the remaining cooling lines from quick connect fittings.
9. If vehicle does not have an auxiliary transmission oil cooler, disconnect the cooling lines from the radiator.
