Saturn SL1 owners have reported 1 problem related to engine knocking noise (under the engine and engine cooling category). The most recently reported issues are listed below.
The consumer was told that a risk pin fell from the vehicle. The consumer stated while she was driving she started to hear a loud knocking noise. The next day after a couple of phone calls, she had her vehicle towed to a Saturn dealer. It was determined that a new engine was needed.
See
all problems of the 2000 Saturn SL1
🔎.