Good Maintenance Practices:
- Thread the sensor into exhaust, before connecting the wires, to help prevent possible damage to the wire harness.
- Keep the wire harness away from hot surfaces.
OE
OE
GM Genuine Parts Position 2 Exhaust Temperature Sensor
GM Part #12643246
ACDelco Part #213-4778
About this product
ACDelco GM Original Equipment Exhaust Temperature Sensors report exhaust gas temperature to the engine control module, and are GM-recommended replacements for your vehicle's original components. The temperature signal is used by the control module to adjust fuel delivery and boost pressure to help protect exhaust after-treatment components from overheating and keep them operating efficiently. These original equipment exhaust temperature sensors have been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors.
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- Helps provide accurate temperature detection
- Heat and vibration resistant for operating efficiently
- GM-recommended replacement part for your GM vehicle's original factory component
- Offering the quality, reliability, and durability of GM OE
- Manufactured to GM OE specification for fit, form, and function
Connector ColorBlack
Wire Quantity2
Terminal GenderFemale
Connector ShapeOval
Terminal Quantity2
Wire Harness Length16.34 in / 415 mm
ClassificationOE
Terminal TypeBlade Pin
Connector GenderFemale
Connector ColorBlack
Terminal GenderFemale
Terminal Quantity2
ClassificationOE
Connector GenderFemale
Wire Quantity2
Connector ShapeOval
Wire Harness Length16.34 in / 415 mm
Terminal TypeBlade Pin
24 Months/Unlimited Miles Limited Warranty for Parts (plus Labor if installed by a GM dealer)
Please visit our warranty page on Gmparts.com for full warranty details.
Good Maintenance Practices:
- Thread the sensor into exhaust, before connecting the wires, to help prevent possible damage to the wire harness.
- Keep the wire harness away from hot surfaces.