Saturn L300 power seat malfunction causing blown fuses and multiple electrical issues on Saturn L300

Submitted by Vehicle Owner · Jun 23, 2025
Published by RepairPal

Problem overview

Some Saturn L300 owners report experiencing power seat malfunctions that lead to blown fuses and various electrical issues. These problems are often attributed to a faulty power seat fuse, which should be inspected, as it is typically a 20amp fuse located in the right-hand side fuse box. Additionally, owners may find that the power seat harness has chafed against the frame, causing shorts to ground and resulting in blown fuses. Damaged wires within the power seat system can also contribute to these malfunctions, necessitating repairs and replacements to ensure proper wiring attachment. Furthermore, potential short circuits in the wire connector under the seat may exacerbate the electrical problems. In some cases, the power seat motor itself may be the culprit, causing fuses to blow when adjustments are attempted. If the issues persist or if owners are uncertain about the diagnosis, consulting a qualified mechanic or automotive technician is recommended for a thorough evaluation and repair.

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