Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
1982 Chevrolet Chevette L4-111 1.8L DSLFACTORY OEM SERVICE PROCEDURE
Coolant Sensor - Service Kit
Number: 84-270
Section: 6E
Date: NOV., 1986
Subject: COOLANT SENSOR KIT
Model and Year: 1980-84 CHEVROLET PASSENGER CARS
WITH COMPUTER COMMAND CONTROL 1982-84 LIGHT DUTY TRUCKS WITH CALIFORNIA EMISSIONS
TO: ALL CHEVROLET DEALERS
Many coolant sensors have been replaced on 1980 to 1984 vehicles as a result of a "Check Engine" Light and Code 15. In many cases, the sensor was not defective, and the real cause was a poor connection between the sensor and the wire harness connector.
An improved coolant sensor and connector kit, P/N 10045847, containing all necessary parts, has been released for all 1980-84 cars and 1982-84 Light Duty Trucks using Computer Command Control. This sensor is used to provide coolant temperature information to the Electronic Control Module (ECM). Separate sensors are used for gage or warning light operation, or to activate the electric cooling fan, and are not affected.
Section: 6E
Date: NOV., 1986
Subject: COOLANT SENSOR KIT
Model and Year: 1980-84 CHEVROLET PASSENGER CARS
WITH COMPUTER COMMAND CONTROL 1982-84 LIGHT DUTY TRUCKS WITH CALIFORNIA EMISSIONS
TO: ALL CHEVROLET DEALERS
Many coolant sensors have been replaced on 1980 to 1984 vehicles as a result of a "Check Engine" Light and Code 15. In many cases, the sensor was not defective, and the real cause was a poor connection between the sensor and the wire harness connector.
An improved coolant sensor and connector kit, P/N 10045847, containing all necessary parts, has been released for all 1980-84 cars and 1982-84 Light Duty Trucks using Computer Command Control. This sensor is used to provide coolant temperature information to the Electronic Control Module (ECM). Separate sensors are used for gage or warning light operation, or to activate the electric cooling fan, and are not affected.
Factory Service Tools
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.