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Gates 04-06 Pontiac GTO / 03-06 GMC Envoy / 00-11 Chevrolet Suburban Thermostat

Gates · New

Gates 04-06 Pontiac GTO / 03-06 GMC Envoy / 00-11 Chevrolet Suburban Thermostat

MPN 33963 · Store SKU gat33963

Price on request
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Supplier stock checked 11/7/2026, 3:10:15 PM UTC. Adding a part does not reserve it.

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Free standard shipping on eligible parts orders of $100 or more. Oversized and freight items excluded. Fitment, taxes, availability and final totals are confirmed before payment.

Product details

Green Stripe Heavy-Duty Thermostats are designed to withstand noise, vibration, and harshness found under the hood on heavy-duty truck, bus, tractors and heavy equipment applications. Green Stripe Heavy-Duty Engine Coolant Thermostat

Manufacturer fitment & guides

  • 2005-04 GMC, Sierra Series Pickup, V-8 5.3 L, Thermostat
  • Manufacturer-supplied application summary from Turn14; this may not be an exhaustive fitment list.

Part-specific notes

  • California Proposition 65: Y
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