![Electric Water Pump/Coolant Pump/Engine Water Pump for N54 or N55 3.0L Compatible with BMW 535i, 535xi. 135i. 740i. X5. X1. Z4. X4. X6. X3 11517632426/11517588885 /11517563659/11519455978 : Amazon.co.uk: Automotive Electric Water Pump/Coolant Pump/Engine Water Pump for N54 or N55 3.0L Compatible with BMW 535i, 535xi. 135i. 740i. X5. X1. Z4. X4. X6. X3 11517632426/11517588885 /11517563659/11519455978 : Amazon.co.uk: Automotive](https://m.media-amazon.com/images/I/71-H89xjBsL.jpg)
Electric Water Pump/Coolant Pump/Engine Water Pump for N54 or N55 3.0L Compatible with BMW 535i, 535xi. 135i. 740i. X5. X1. Z4. X4. X6. X3 11517632426/11517588885 /11517563659/11519455978 : Amazon.co.uk: Automotive
![2006 Toyota Highlander. Just recently I am getting a humming noise when idle and it increased when I accelerate. Also thought it might be AC, and gets louder when I put AC 2006 Toyota Highlander. Just recently I am getting a humming noise when idle and it increased when I accelerate. Also thought it might be AC, and gets louder when I put AC](https://preview.redd.it/2006-toyota-highlander-just-recently-i-am-getting-a-humming-v0-qb6twvbzl1m81.jpg?auto=webp&s=87d1617a7d2b1e33053a3fdf4493007b9d6ce3a0)
2006 Toyota Highlander. Just recently I am getting a humming noise when idle and it increased when I accelerate. Also thought it might be AC, and gets louder when I put AC
![Bad Water Pump - Sound of a Bad Bearing - Symptoms Bad Bearing - Idle Squeal Bad Water Pump - YouTube Bad Water Pump - Sound of a Bad Bearing - Symptoms Bad Bearing - Idle Squeal Bad Water Pump - YouTube](https://i.ytimg.com/vi/SBYE0l7b1Y8/hq720.jpg?sqp=-oaymwEhCK4FEIIDSFryq4qpAxMIARUAAAAAGAElAADIQj0AgKJD&rs=AOn4CLBHczQyx3JTkDVWGACSAIyCUlYNWw)
Bad Water Pump - Sound of a Bad Bearing - Symptoms Bad Bearing - Idle Squeal Bad Water Pump - YouTube
My car usually idles at 850-1000rpm. Immediately after I do a pull or something full throttle to redline, it idles at 700-800rpm for about 30 seconds before returning to the normal range.
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