Buick Enclave: Electrical System
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High Voltage Devices and Wiring
WARNING
Exposure to high voltage can cause shock, burns, and even death. The high voltage
components in the vehicle can only be serviced by technicians with special
Engine Compartment Fuse Block
The underhood fuse block is located in the engine compartment, on the passenger
side of the vehicle.
Lift the cover for access to the fuse/relay block.
Notice: Spil
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Engine Heater
The engine coolant heater can provide easier starting and better fuel economy
during engine warm-up in cold weather conditions at or below 0°F (−18°C). Vehicles
with an engine coolant heater should be plugged in at least four hours before starting.
Some models may have an
ALUMINUM WHEEL POROSITY REPAIR
1. Remove the tire and wheel. Refer to Tire and Wheel Removal and
Installation.
2. Inflate the tire to the manufactures specified pressure as stated on the
tire.
3. Submerge the tire/wheel into a water bath in order to locate the leak.
4. Inscribe a mark on the wh