Fuel Injector Controls & Parts for 2003 GMC Sierra 2500
Select Fuel Injector Controls & Parts part
Multi-Purpose Wire Connector
ACDelco
PT2164
ACDelco Gold (Professional) Air Charge Temperature Sensor Connector are a high quality alternative to Original Equipment (OE) parts....
$9.17
Fits Your Vehicle
Multi-Purpose Wiring Connector
ACDelco
PT420
ACDelco GM Original Equipment Pigtail Connectors are connectors ready to be spliced into vehicle harnesses, and are GM-recommended...
$21.95
Fits Your Vehicle
Fuel Tank Pressure Sensor
GM
16238399
Help measure pressure changes within fuel tank
Help alert engine management computer if a leak occurs in fuel system
Fits Your Vehicle
Ignition Knock (Detonation) Sensor
GM
12589867
4.8, 5.3 & 6.0L. 5.3l. Corvette. 2nd design. 5.7L, without locating tab. Hummer H2. CTS. 5.7l. SSR. GTO. Sends signals to the engine...
Rear Fuel Feed Hose
ACDelco
15126979
GM Genuine Parts Fuel Hoses are designed, engineered, and tested to rigorous standards, and are backed by General Motors. GM Genuine...
Positions: Rear
$103.98
Fits Your Vehicle
6-Way Female Black Multi-Purpose Pigtail
ACDelco
PT246
ACDelco GM Original Equipment Pigtail Connectors are connectors ready to be spliced into vehicle harnesses, and are GM-recommended...
$59.69
Fits Your Vehicle
Multi-Purpose Pigtail
ACDelco
PT1031
ACDelco GM Original Equipment Pigtail Connectors are connectors ready to be spliced into vehicle harnesses, and are GM-recommended...
$91.49
Fits Your Vehicle
Fuel Injection Pressure Regulator Kit with Regulator and Clips
GM
19210686
Manual trans. All models. 5.0l, 5.7l. Incl.Retainer. 4.3l sfi. Express, savana. 5.0l, 5.7l. Astro, Safari. 4.3l. Cpi, mpi. Express,...
Fuel Injection Pump, Remanufactured
GM
97720662
All models. Atomizes fuel into the engine's intake manifold or cylinders, as part of the fuel and engine management system
This GM...
$1,742.00
MSRP $3,350.36
Save $1,608.36
48% Off 
Rear Fuel Feed Hose
ACDelco
15126980
GM Genuine Parts Fuel Hoses are designed, engineered, and tested to rigorous standards, and are backed by General Motors. GM Genuine...
Positions: Rear
Fits Your Vehicle
Multi-Purpose Wiring Connector
ACDelco
PT114
ACDelco GM Original Equipment Pigtail Connectors are connectors ready to be spliced into vehicle harnesses, and are GM-recommended...
$44.40
Fits Your Vehicle
Fuel Pressure Regulator
GM
97728979
All models. Helps provide constant fuel pressure to the injectors
Assists in cold engine starts
Helps maintain stable engine idle
This...
Fuel Injection Pressure Regulator Kit with Clip and Snap Ring
GM
19245530
Incl.O-Rings. Auto trans. 8.1l. All models. 7.4l. Express, savana. 7.4l. Express, savana. 8.1l. 5.3l. 5.7l. SSR. Incl.Retainer & Seals....
10-Way Female Black Multi-Purpose Pigtail
ACDelco
PT1105
ACDelco GM Original Equipment Pigtail Connectors are connectors ready to be spliced into vehicle harnesses, and are GM-recommended...
$70.11
Fits Your Vehicle
Black Multi-Purpose Pigtail
ACDelco
PT2135
ACDelco GM Original Equipment Pigtail Connectors are connectors ready to be spliced into vehicle harnesses, and are GM-recommended...
$30.49
Fits Your Vehicle
Fuel Injection Pressure Regulator Kit with Clip and Snap Ring
ACDelco
217-3073
ACDelco GM Original Equipment Fuel Injection Pressure Regulators are mechanical valves that control fuel pressure in the fuel injector...
$100.42
Fits Your Vehicle
Multi-Purpose Wiring Connector
ACDelco
PT2830
ACDelco GM Original Equipment Pigtail Connectors are connectors ready to be spliced into vehicle harnesses, and are GM-recommended...
$24.11
Fits Your Vehicle
Fuel Injection Fuel Rail O-Ring Kit with 3 O-Rings
ACDelco
17113552
GM Genuine Parts Fuel Injection Fuel Rail O-Ring Kits are designed, engineered, and tested to rigorous standards, and are backed by...
$31.63
Fits Your Vehicle
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