Common questions

Why does my truck squeak when its running?

Why does my truck squeak when its running?

The most common serpentine belt problems include: Worn/Cracked Serpentine Belt – Serpentine belts have grooves which fit into grooves in the pulleys. Over time, the friction wears down these grooves, resulting in a loose fit. A worn belt can, therefore, begin to slip, which is one of the causes the squeal.

When does the belt squeak on a Silverado?

Motodeficient wrote: I’ve got an 09 Silverado 4.3 with just over 30k on the clock. I got it last November. Shortly after, the belt started to squeak when the engine was cold, and it was a bit worse if there was moisture in the air. I put a new gatorback belt on and the problem went away for a few months.

Why does my GMC Sierra make a whining noise?

If it changes with the engine, it’s most likely going to be an accessory bolted to the engine (or the radio, shut it off and see if it stops). If it stay constant as you rev the engine it’s going to be something else. A whining sound when accelerating is almost always caused by a bad accessory attached to your Sierra’s engine.

Why does my belt squeak when I idle my car?

Some customers may comment on an accessory drive belt / serpentine belt chirp, squeal or squeak noise from the engine compartment at idle or while driving. Cause. This condition may be caused by a misaligned pulley and/or the accessory drive belt creating the noise.

Why does the serpentine belt make a squeaking noise?

Some customers may comment on an accessory drive belt / serpentine belt chirp, squeal or squeak noise from the engine compartment at idle or while driving. This condition may be caused by a misaligned pulley and/or the accessory drive belt creating the noise. Notice: Do not use belt dressing or silicone on the drive belt.

If it changes with the engine, it’s most likely going to be an accessory bolted to the engine (or the radio, shut it off and see if it stops). If it stay constant as you rev the engine it’s going to be something else. A whining sound when accelerating is almost always caused by a bad accessory attached to your Sierra’s engine.

When does the GM belt Squeak go away?

For the past month or so, the squeaking is back and its getting worse, especially if there is any moisture in the air. After about 10 minutes and the engine getting up to full operating temp, the noise goes away. Its still pretty annoying. From doing some more research it seems like this is a common problem with GMs.

Some customers may comment on an accessory drive belt / serpentine belt chirp, squeal or squeak noise from the engine compartment at idle or while driving. Cause. This condition may be caused by a misaligned pulley and/or the accessory drive belt creating the noise.

Some customers may comment on an accessory drive belt / serpentine belt chirp, squeal or squeak noise from the engine compartment at idle or while driving. This condition may be caused by a misaligned pulley and/or the accessory drive belt creating the noise. Notice: Do not use belt dressing or silicone on the drive belt.

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Ruth Doyle