Dorman Throttle Position Sensor Connector - Professional appearance, 645-237
In stock
$29.99
Listed as compatible with this vehicle by the retailer feed.
Check price2003 Chevrolet Silverado 3500 Switches & Relays
210 products listed for this model year in the retailer catalog. Check engine and trim details before ordering.
GM Genuine Parts 2-Way Female Black Multi-Purpose Pigtail, PT118
In stock
$30.99
Listed as compatible with this vehicle by the retailer feed.
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Carquest Multi-Use Connector, PTA2864
In stock
$31.49
Listed as compatible with this vehicle by the retailer feed.
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Dorman Three Wire Lighting Socket, 645-626
In stock
$31.99
Listed as compatible with this vehicle by the retailer feed.
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Carquest Multi-Use Connector, PTA1201
In stock
$31.99
Listed as compatible with this vehicle by the retailer feed.
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Carquest Brake Light Switch, SLC1023
In stock
$31.99
Listed as compatible with this vehicle by the retailer feed.
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Carquest Multi-Purpose Relay, SBC2109
In stock
$32.49
Listed as compatible with this vehicle by the retailer feed.
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Carquest Multi-Use Connector, PTA1749
In stock
$32.99
Listed as compatible with this vehicle by the retailer feed.
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Carquest Multi-Use Connector, PTA1775
In stock
$33.99
Listed as compatible with this vehicle by the retailer feed.
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Carquest Driver Information Display Switch, SBA2327
In stock
$33.99
Listed as compatible with this vehicle by the retailer feed.
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Carquest Multi-Use Connector, PTA1383
In stock
$34.99
Listed as compatible with this vehicle by the retailer feed.
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Carquest Brake Light Socket, PTA1087
In stock
$34.99
Listed as compatible with this vehicle by the retailer feed.
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Carquest Back Up Light Socket, PTA1206
In stock
$34.99
Listed as compatible with this vehicle by the retailer feed.
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Carquest Multi-Use Connector, PTA2137
In stock
$35.99
Listed as compatible with this vehicle by the retailer feed.
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Carquest Multi-Use Connector, PTA1799
In stock
$35.99
Listed as compatible with this vehicle by the retailer feed.
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Carquest Multi-Use Connector, PTA1252
In stock
$35.99
Listed as compatible with this vehicle by the retailer feed.
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Carquest Ignition Switch, CSA1039
In stock
$35.99
Listed as compatible with this vehicle by the retailer feed.
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GM Genuine Parts 4-Way Female Black Multi-Purpose Pigtail, PT548
In stock
$36.99
Listed as compatible with this vehicle by the retailer feed.
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GM Genuine Parts Multi-Purpose Pigtail, PT2786
In stock
$36.99
Listed as compatible with this vehicle by the retailer feed.
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Dorman - Help Turn Signal Canceling Cam, 87400
In stock
$36.99
Listed as compatible with this vehicle by the retailer feed.
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Carquest 4WD Indicator Light Switch, FWA1002
In stock
$36.99
Listed as compatible with this vehicle by the retailer feed.
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Carquest Automatic Transmission Pressure Control Solenoid, TCC1497
In stock
$36.99
Listed as compatible with this vehicle by the retailer feed.
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GM Genuine Parts 6-Way Female Black Multi-Purpose Pigtail, PT392
In stock
$37.49
Listed as compatible with this vehicle by the retailer feed.
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Carquest Daytime Running Light Socket, PTA1022
In stock
$37.99
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.