buick Workshop Repair Guides

Buick Workshop Service and Repair Manuals

Manifold Air Temperature (MAT) Sensor <--> [Intake Air Temperature Sensor] > < Coolant Sensor - Improved Kit|Page 358
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Coolant Temperature Sensor/Switch (For Computer): Service and Repair

1. Disconnect battery ground cable.
2. Disconnect electrical connector, then carefully back out coolant sensor. Damage to coolant sensor will affect proper operation of the EFI

system.

3. Reverse procedure to install. Ensure electrical connector is fully seated.

Manifold Air Temperature (MAT) Sensor <--> [Intake Air Temperature Sensor] > < Coolant Sensor - Improved Kit|Page 358