Tag Archives: power steering repair

Milky, foamy power steering fluid means air in the system — or worse, coolant mixing in. Here's how to tell the difference and fix it.

A quiet idle that suddenly turns into a whine or growl points to low pressure, a worn pump, or a failing belt tensioner.

Does the noise only happen on cold startup? Or only when the engine is hot? The temperature clue narrows the diagnosis fast.

That high-pitched squeal on startup might not be the pump at all. Here's how to separate belt noise from pump noise.

Not all power steering pumps are the same. Vane, roller, and slipper designs work differently and fail differently. Here's how to tell which one you have.

Trapped air causes whine, groan, and foamy fluid. Here's the correct bleeding procedure that actually works — no special tools needed.

The pulley is a small part that causes big problems if it's bent, loose, or worn. Here's how to diagnose and replace it without damaging the new pump.

Heavy-duty truck power steering pumps work under far more pressure than passenger car units. Learn what causes whine on Freightliner, Kenworth, and Peterbilt rigs.

The Cat C15 and 3406E power steering pump is a known wear item on Peterbilt, Kenworth, and Freightliner trucks. Here's what to watch for.