Buy 1988 Chevrolet C3500 Silverado Extended Cab Pickup Fleetside Engine Coolant Reservoir Cap. 1/2, 3/4 LITER, Tank, Expansion - OEM Chevrolet Part # 15060681 (85604317)

Cap Assembly - Cooling RCVY Reservoir. Engine Coolant Reservoir Cap.
A cover that prevents foreign debris from entering the container. Optional. Part is included in Reservoir Assembly. Included with: Recovery tank, Reservoir tank.

Engine Coolant Reservoir Cap

1/2, 3/4 & 1 Ton, 1996 New Style, 5.0, 5.7, 7.4 & 8.1 LITER. 2.8 & 2.9 LITER. 2003-14. 2018-25, w/o teather. 3.5 & 3.7 LITER. 3.7 LITER. 3.8 LITER. 4.3 LITER. 4.8, 5.3, & 6.0 LITER. 5.0, 5.7, 7.4 & 8.1 LITER. 5.3 LITER. Canyon, Colorado. EXPANSION TANK CAP; Express 2500. EXPANSION TANK CAP; Express 3500. EXPANSION TANK CAP; Savana 2500. EXPANSION TANK CAP; Savana 3500. Express, Savana; w/o Cap Tether. S-Series. Trailblazer.
Engine Coolant Expansion Tank - Repair or Replace
A failed expansion tank can cause the cooling system in your 1988 Chevrolet C3500 to leak antifreeze, or it can cause your engine to overheat. If you're losing coolant, contact our service department to avoid engine damage.