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Posted to Technical Tips Forum on 7/31/2025 10 Replies

Truck came in with blown #11 fuse controlling AC compressor. Found shorted diode (diode is in aux relay box). Replaced diode and compressor engaged briefly but quit with #11 fuse blown and shorted diode. Tried again without diode and fuse held but compressor d... Login to read more.

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car Vehicle Data

1997 Ford F-150 XLT 4.2L

Engine4.2 L
Trans4-speed Automatic (Electronic)

car Vehicle Data

1997 Ford F-150 XLT 4.2L

Engine4.2 L
Trans4-speed Automatic (Electronic)