Engines & Components for 1998 GMC C3500 Pickup
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3-Way Female Gray Multi-Purpose Pigtail
ACDelco
PT121
ACDelco GM Original Equipment Pigtail Connectors are connectors ready to be spliced into vehicle harnesses, and are GM-recommended...
Fits Your Vehicle
Engine Control Module (ECM) Wiring Harness Connector Retainer
ACDelco
PT1479
GM Genuine Parts Multi Purpose Retainers are designed, engineered, and tested to rigorous standards, and are backed by General Motors. GM...
Fits Your Vehicle
Serpentine Belt
ACDelco
K061005HD
ACDelco Gold (Professional) Heavy Duty Serpentine Belts are a high quality alternative to Original Equipment (OE) parts. Serpentine belts...
Fits Your Vehicle
Multi-Purpose Wiring Connector
ACDelco
PT100
ACDelco GM Original Equipment Pigtail Connectors are connectors ready to be spliced into vehicle harnesses, and are GM-recommended...
Fits Your Vehicle
Engine Piston
ACDelco
19302651
GM Genuine Parts Engine Pistons are designed, engineered, and tested to rigorous standards, and are backed by General Motors. GM Genuine...
Fits Your Vehicle
Valve Stem Oil Seal
ACDelco
10114119
GM Genuine Parts Engine Valve Stem Oil Seals are designed, engineered, and tested to rigorous standards, and are backed by General...
Fits Your Vehicle
2-Way Female Gray Multi-Purpose Pigtail
ACDelco
PT307
ACDelco GM Original Equipment Pigtail Connectors are connectors ready to be spliced into vehicle harnesses, and are GM-recommended...
Fits Your Vehicle
Front Engine Cover
ACDelco
12561062
GM Genuine Parts Engine Timing Covers are designed, engineered, and tested to rigorous standards, and are backed by General Motors. GM...
Positions: Front
Fits Your Vehicle
Fan and Water Pump Pulley
GM
19418445
Manufactured to GM OE specification for fit, form, and function
$136.04
MSRP $248.49
Save $112.45
45.3% Off Fits Your Vehicle
Drive Belt Idler Pulley
GM
12580773
Express, savana. Gas engines. S-series. 4.3l. Without heavy duty heater. 4.3L, with ac. With ac, 7.4L. 5.7L, with ac. 6 cylinder. 1/2,...
$50.86
MSRP $89.22
Save $38.36
43% Off Fits Your Vehicle
Multi-Purpose Seal
GM
10114119
Express, savana. 7.4l. All. G10-30 vans. 7.4l. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is...
$10.52
MSRP $15.38
Save $4.86
31.6% Off Fits Your Vehicle
Transmission Mount
GM
15113134
Secures transmission
Absorbs drivetrain vibrations, helping create a comfortable ride
Designed to function with surrounding components...
$104.78
MSRP $165.62
Save $60.84
36.7% Off 
Engine Mount
GM
15529450
7.4L, 2wd. 6.2L diesel, 2wd. 5.7L, 2wd. All. With pick-up. 2wd. 6.5L, 2wd. This GM Genuine Part is designed, engineered, and tested to...
$57.84
MSRP $91.42
Save $33.58
36.7% Off Fits Your Vehicle
Multi-Purpose O-Ring
GM
00274244
Helps prevent leaks in various components of your vehicle
This GM Genuine Part is designed, engineered, and tested to rigorous standards...
$8.18
MSRP $11.98
Save $3.80
31.7% Off Fits Your Vehicle
Multi-Purpose Wiring Connector
ACDelco
PT2719
ACDelco GM Original Equipment Pigtail Connectors are connectors ready to be spliced into vehicle harnesses, and are GM-recommended...
Fits Your Vehicle
Bolt
ACDelco
15725253
GM Genuine Parts Bolts are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These threaded...
Fits Your Vehicle
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