What Must Be Replaced in a Flood-Damaged Car?

1 Answers
MaliaMarie
07/30/25 5:45am
Flood-damaged vehicles require the following replacements:1. Engine: Do not attempt to start or rotate the engine. Tow it to a repair shop immediately for disassembly and cleaning. Engine treatment involves removing all spark plugs and conducting a cylinder pressure test, typically ranging between 900kPa to 1100kPa for gasoline engines.2. Transmission: After disassembly, clean the oil passages, valve body, friction plates, and torque converter. It's advisable to send the transmission to a professional automatic transmission repair shop for cleaning, inspection, and repair. Replace the transmission fluid, friction plates, check valves, and the transmission repair kit.3. Wiring Harness: For vehicles submerged for several days, it's best to replace all wiring harnesses, including those for electric motors, audio systems, air conditioning control panels, ABS modules, and other electronic components.
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