Availability
2003 GMC SIERRA 1500 HD Ignitions & Electrical
Throttle Position Sensor, Replacement, Buick, Chevrolet, GMC, Hummer, Isuzu, Workhorse, Workhorse Custom Chassis, Each
Part Number: SMP-TH602
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Ignition Switch Lock Cylinder, Buick, Cadillac, Chevrolet, GMC, Pontiac, Each
Part Number: RNB-924-725
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
7-Wire GM Neutral Safety Switch Harness
Part Number: RNB-84756
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Ignition Coil Pack, SOS, Round, Epoxy Filled, Black, 40,000 V, Set of 8
Part Number: DUI-65150
Estimated Ship Date: May 4, 2026 if ordered today
Estimated Ship Date: May 4, 2026 if ordered today
Coil Covers, Aluminum, Clear Powdercoated, Chevy, LS, With Cutout, Pair
Part Number: EMS-MS109-04CL
Not Yet Reviewed
Estimated Ship Date: Mar 16, 2026 if ordered today
Estimated Ship Date: Mar 16, 2026 if ordered today
Spark Plug Wires, Ultra 40, Assembled, Spiral Core, 8.65mm, Blue, Straight, Chevy, Pontiac, 5.7L LS, Set
Part Number: MOR-73660
Estimated Ship Date: Mar 2, 2026 if ordered today
Estimated Ship Date: Mar 2, 2026 if ordered today
Spark Plug Wires, Ultra 40, Spiral Core, 8.65mm, Red, 180 Degree Boots, Chevy, Pontiac, 5.7L, Set
Part Number: MOR-73680
Not Yet Reviewed
Estimated Ship Date: Mar 2, 2026 if ordered today
Estimated Ship Date: Mar 2, 2026 if ordered today
Wiring Pigtails, Wiring Connectors, Buick, Cadillac, Chevy, GMC, Hummer, Oldsmobile, Pontiac, Saab, Saturn, Workhorse, Workhorse Custom Chassis, Each
Part Number: RNB-645-785
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Coil Covers, Aluminum, Machined, Chevy, LS, With Cutout, Pair
Part Number: EMS-MS109-04M
Estimated Ship Date: Mar 16, 2026 if ordered today
Estimated Ship Date: Mar 16, 2026 if ordered today
Wiring Pigtails, 3-pin, Male, Black, for use on Acura®, for Hyundai, Buick, Cadillac, Chevy, Dodge, GMC, Mitsubishi, Olds, Pontiac, Saab, Suzuki, Each
Part Number: SMP-S656
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Ignition Coil Covers, Smooth, Billet Aluminum, Machined, Cadillac, Chevy, GMC, Pontiac, Small Block LS, Pair
Part Number: EMS-MS109-02M
Not Yet Reviewed
Estimated Ship Date: Mar 16, 2026 if ordered today
Estimated Ship Date: Mar 16, 2026 if ordered today
Ignition Coil Covers, Smooth, Billet Aluminum, Machined, Cadillac, Chevy, GMC, Pontiac, Small Block LS, Pair
Part Number: EMS-MS109-01M
Not Yet Reviewed
Estimated Ship Date: Mar 16, 2026 if ordered today
Estimated Ship Date: Mar 16, 2026 if ordered today
ABS Control Module, ABS Control Module
Part Number: RNB-599-868
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Sensor, ABS Wheel Speed Sensor, Replacement, Each
Part Number: HLN-2ABS1547
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Spark Plug Wires, Black Wire, Black Boots, Set
Part Number: SMP-27874
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Oxygen Sensor, 4-wire, Thread-in, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Saab, Each
Part Number: DFP-ES20008
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Spark Plug Wires, Spiro-Pro, 8mm, Blue, Straight Boots, Cadillac, Chevy, GMC, 4.8/5.3/6.0L, V8, Set
Part Number: TAY-72605
Estimated Ship Date: Today
Estimated Ship Date: Today
Spark Plug Wire Sets, Assembled, Solid Core, Black Ceramic Boots, Blue, 8.00mm Diameter, 12 in. Length, GM, V8, Set
Part Number: GRN-28-1629-CBBL
Not Yet Reviewed
Estimated Ship Date: Mar 2, 2026 if ordered today
Estimated Ship Date: Mar 2, 2026 if ordered today
Ignition Coil, Flame-Thrower, Coil Pack, Epoxy Construction, Black, Square, Chevy, GMC, Each
Part Number: PNX-30811
Not Yet Reviewed
Estimated Ship Date: Feb 18, 2026 if ordered today
Estimated Ship Date: Feb 18, 2026 if ordered today
Spark Plug Wire Sets, Assembled, Solid Core, Black Boots, Blue Wires, 8.00mm Diameter, Cadillac, Chevrolet, GMC, Hummer, Pontiac, V8, Set
Part Number: GRN-28-1629HTBL
Not Yet Reviewed
Estimated Ship Date: Mar 3, 2026 if ordered today
Estimated Ship Date: Mar 3, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Vehicle Speed Sensor
Part Number: DFP-SS10309
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Ignition Coils, Flame-Thrower, Coil Pack Style, Epoxy, Female/Socket, Square, Black, 35,000 V, Buick, Cadillac, Chevy, GMC, Hummer, LS, Each
Part Number: PNX-30841
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Spark Plug Wire Sets, Assembled, Solid Core, Black Boots, Red Wires, 8.00mm Diameter, Cadillac, Chevrolet, GMC, Hummer, Pontiac, V8, Set
Part Number: GRN-28-1629S-R
Not Yet Reviewed
Estimated Ship Date: Mar 2, 2026 if ordered today
Estimated Ship Date: Mar 2, 2026 if ordered today
Oxygen Sensor, Replacement, Thread-in, Cadillac, Chevrolet, GMC, Each
Part Number: SMP-SG2155T
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Estimated Ship Date: Today
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