Home 1991 GMC C3500HD Base 7.4L V8 - Gas Emission System

Emission System for 1991 GMC C3500HD

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Part # / Description / Price

Price

6487779 - Emission System: PCV Valve for Cadillac: 60 Special, Allante, Brougham, DeVille, Eldorado, Fleetwood, Seville | Chevrolet: Astro, Blazer, C/K Pickup, C1500, C2500, C3500, C3500HD, Camaro, Caprice, Corvette, El Camino, G10, G20, G30, Impala, K1500 Pickup, K2500 Pickup, K3500 Pickup, K5 Blazer, Monte Carlo, P20, P30, R10, R20, R2500, R30, R3500, S10, S10 Blazer, Suburban C10, Suburban C1500, Suburban C20, Suburban C2500, Suburban K10, Suburban K1500, Suburban K20, Suburban K2500, Suburban R10, Suburban R1500, Suburban R20, Suburban R2500, Suburban V10, Suburban V1500, Suburban V20, Suburban V2500, Tahoe, V10, V20, V30, V3500 | GMC: C1500 Pickup, C2500 Pickup, C3500 Pickup, C3500HD, Caballero, G1500, G2500, G3500, Jimmy, K1500 Pickup, K2500 Pickup, K3500 Pickup, P2500, P3500, R1500 Pickup, R2500 Pickup, R3500 Pickup, Safari, Sonoma, Suburban C1500, Suburban C2500, Suburban K1500, Suburban K2500, Suburban R1500, Suburban R2500, V1500, V1500 Suburban, V2500, V2500 Suburban, V3500, Yukon | Oldsmobile: Bravada, Cutlass Calais, Cutlass Salon, Cutlass Supreme | Pontiac: Bonneville, Firebird, Grand Prix, Parisienne Image

Positive Crank Ventilation (PCV) Valve

GM

Description: Helps remove moisture and sludge build up in engine oil