Genuine GMC S15 Engine Wiring Harness Connector

Wiring Harness Connector for Engine

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33 Engine Wiring Harness Connectors found

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GMC S15 Connector, Switch, Brake Fluid Level Indicator *Gray
Part Number: 88987993
$41.77 MSRP: $77.61
You Save: $35.84 (47%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: CONNECTOR, Computer Control Sensors
- Replaces: 12101899, 12126469, 12046623, 15329175, 15306195, 88987978, 88987183
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1991 GMC S15 | 2 DOOR, 4 DOOR | 6 Cyl 4.3L
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GMC S15 Connector, Control, Heater & A/C
Part Number: 15306189
$59.16 MSRP: $130.98
You Save: $71.82 (55%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: CONNECTOR, Door and End Gate Electrical; Connector, Control Module Connector
- Replaces: 12101833, 12089287, 12162066, 15306181
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1991 GMC S15 | 4 DOOR | 6 Cyl 4.3L
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GMC S15 Connector Asm,Wiring Harness W/Leads *Black
Part Number: 13586114
$26.42 MSRP: $48.68
You Save: $22.26 (46%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: CONNECTOR, Windshield Washer
- Replaces: 12102747
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1991 GMC S15 | 2 DOOR, 4 DOOR | 6 Cyl 4.3L
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GMC S15 Connector, W/Leads, 2-Way F. *Black *Math Data
Part Number: 12085535
$20.42 MSRP: $38.52
You Save: $18.10 (47%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: CONNECTOR, Chassis Electrical
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1991 GMC S15 | 2 DOOR, 4 DOOR | 6 Cyl 4.3L
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GMC S15 Connector,Coil, A/C Clutch
Part Number: 12101937
$22.19 MSRP: $41.86
You Save: $19.67 (47%)
Ships in 1 Business Day
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Product Specifications
- Other Name: CONNECTOR, A/C Compressor Clutch Actuating; Coil Connector, Connector, Wire Connector
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1991 GMC S15 | 2 DOOR, 4 DOOR | 6 Cyl 4.3L
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GMC S15 Connector, W/Leads, 2-Way M. *Black
Part Number: 12167120
$35.75 MSRP: $67.46
You Save: $31.71 (48%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: CONNECTOR, Chassis Electrical; Harness
- Replaces: 12125649, 12162000, 12146134
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1991 GMC S15 | 2 DOOR, 4 DOOR | 6 Cyl 4.3L
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GMC S15 Connector, W/Leads, 3-Way F. *Black
Part Number: 12117025
$37.52 MSRP: $70.80
You Save: $33.28 (48%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: CONNECTOR, Distributor (also Knock Sensor)
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1991 GMC S15 | 2 DOOR, 4 DOOR | 6 Cyl 4.3L
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GMC S15 Wiring Harness Connector Kit
Part Number: 19368859
$33.39 MSRP: $62.45
You Save: $29.06 (47%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: CONNECTOR KIT,WRG HARN
- Replaces: 12101763, 13587166, 19303740, 88988118, 13584479
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1991 GMC S15 | 2 DOOR, 4 DOOR | 6 Cyl 4.3L
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GMC S15 Connector, W/Leads, 2-Way F. *Gray
Part Number: 12102620
$22.00 MSRP: $41.49
You Save: $19.49 (47%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: CONNECTOR, Computer Control Sensors
- Replaces: 12126468
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1991 GMC S15 | 2 DOOR, 4 DOOR | 6 Cyl 4.3L
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GMC S15 Connector, W/Leads, 4-Way F. *Black *Math Data
Part Number: 12102900
$37.61 MSRP: $83.80
You Save: $46.19 (56%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: CONNECTOR, Chassis Electrical; Connector, Wire Connector
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1991 GMC S15 | 2 DOOR, 4 DOOR | 6 Cyl 4.3L
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GMC S15 Connector Asm,Wiring Harness W/Leads *Black
Part Number: 13586139
$32.36 MSRP: $61.06
You Save: $28.70 (47%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: CONNECTOR, Dome Lamp
- Replaces: 12101864, 21025422
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1991 GMC S15 | 2 DOOR, 4 DOOR | 6 Cyl 4.3L
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GMC S15 Connector, W/Leads, 10-Way M. *Natural
Part Number: 12101823
$61.03 MSRP: $115.15
You Save: $54.12 (47%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: CONNECTOR, Chassis Electrical
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1991 GMC S15 | 2 DOOR, 4 DOOR | 6 Cyl 4.3L
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GMC S15 Connector, W/Leads, 6-Way F. *Black
Part Number: 12101900
$37.28 MSRP: $81.08
You Save: $43.80 (55%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: CONNECTOR, Chassis Electrical; Connector
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1991 GMC S15 | 2 DOOR, 4 DOOR | 6 Cyl 4.3L
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GMC S15 Connector, W/Leads, 6-Way F. *Black
Part Number: 12101854
$35.80 MSRP: $114.12
You Save: $78.32 (69%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: CONNECTOR, Chassis Electrical
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1991 GMC S15 | 2 DOOR, 4 DOOR | 6 Cyl 4.3L
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GMC S15 Wiring Harness Connector Kit *Black
Part Number: 19368709
$26.98 MSRP: $49.33
You Save: $22.35 (46%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: CONNECTOR KIT,WRG HARN *BLACK
- Replaces: 12102664
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1991 GMC S15 | 2 DOOR, 4 DOOR | 6 Cyl 4.3L
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GMC S15 Connector, W/Leads, 2-Way F. *Black
Part Number: 12085488
$24.88 MSRP: $46.95
You Save: $22.07 (48%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: CONNECTOR, Rear Window Defogger; Speed Sensor Connector
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1991 GMC S15 | 2 DOOR, 4 DOOR | 6 Cyl 4.3L
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GMC S15 Connector, Switch, Engine Oil Pressure Indicator
Part Number: 12085499
$36.64 MSRP: $69.14
You Save: $32.50 (48%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: CONNECTOR, Engine Oil Pressure/Temperature
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1991 GMC S15 | 2 DOOR, 4 DOOR | 6 Cyl 4.3L
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GMC S15 Connector, Inline, To Parking/Neutral Position Switch
Part Number: 12085524
$24.60 MSRP: $46.42
You Save: $21.82 (48%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: CONNECTOR, A/C Electrical
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1991 GMC S15 | 2 DOOR, 4 DOOR | 6 Cyl 4.3L
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GMC S15 Connector, Switch, Door Jamb
Part Number: 12101828
$10.02 MSRP: $18.90
You Save: $8.88 (47%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: CONNECTOR, Chassis Electrical
- Replaces: 12047683
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1991 GMC S15 | 2 DOOR, 4 DOOR | 6 Cyl 4.3L
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GMC S15 Inline To Instrument Panel Harness Connector
Part Number: 12085536
$36.78 MSRP: $64.52
You Save: $27.74 (43%)
Product Specifications
- Other Name: Connector, Rear View Mirror, Inside & Outside
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1991 GMC S15 | 2 DOOR, 4 DOOR | 6 Cyl 4.3L

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1-20 of 33 Results

GMC S15 Engine Wiring Harness Connector

The GMC S15 Engine Wiring Harness Connector is essential for connecting the various sensors and actuators found throughout the truck to the computer, thus providing the powertrain with immediate and reliable access to data. Whether you log on to one of the many GMC pickup forums or not, you will likely find this Engine Wiring Harness Connector getting a ton of praise for being able to handle the heat, vibration, and moisture. All those functions are wrapped up in a tough, sealed case that will keep your voltage signals clean. While the early S15 owners prefer the familiar 24-pin screw-lock layout, later GMC drivers love the slick 32-pin lever style. Every Engine Wiring Harness Connector uses silicone gaskets and secondary locks for years of fault-free service. The connector for the engine wiring harness detaches in a matter of seconds, enabling weekend tuners to drop an engine or swap a transmission without the hassle of chasing individual wires and is easily reattached with full factory integrity. The small size Engine Wiring Harness Connector also simplifies routing behind the intake manifold, which aids in airflow while also facilitating regular inspection of O2, TPS, and MAF lines. The same Engine Wiring Harness Connector enables GMC to achieve emissions compliance and smooth throttle response in the first generation S15 pickup, alongside its Sonoma-badged successor and rare Syclone performance trim, without needing to add mass. The sealed Engine Wiring Harness Connector eliminates shorts that could cause stalls or dashboard fires, resulting in safety gains. GMC has created a unified electronic management system that can work across its base work trucks, the sporty S15 variants, and lifted off-road packages. This provides a single reliable interface that passes durability tests which outperform many larger, heavier harness assemblies. As such, the part is a quiet hero that is available under every S15 hood. This Engine Wiring Harness Connector is trusted by drivers for countless GMC service miles and gets every S15 ready for daily duty.

Each OEM GMC S15 Engine Wiring Harness Connector we offer is competitively priced and comes with the assurance of the manufacturer's warranty for the part. Furthermore, we guarantee the speedy delivery of your orders right to your doorstep. Our hassle-free return policy is also in place for your peace of mind.