Dorman Electronic Throttle Body: New, 977-308
Out of stock
$217.99
Listed as compatible with this vehicle by the retailer feed.
Check price2003 GMC Sierra 2500HD Fuel Injection
51 products listed for this model year in the retailer catalog. Check engine and trim details before ordering.
Bosch Diesel Fuel Injector Pump Pressure Relief Valve, 1110010036
Out of stock
$158.99
Listed as compatible with this vehicle by the retailer feed.
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Carquest Remanufactured Multi Port Fuel Injector, A211-2173
Out of stock
$61.99
Listed as compatible with this vehicle by the retailer feed.
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This site contains affiliate links. We may earn a commission if you buy through them. We do not sell these products or guarantee merchant inventory. Compatibility is listed by the retailer feed for this vehicle; it is not an OEM confirmation. Catalog snapshot: Aug 15, 2026.