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At wits end! 05 Tahoe5.3 Hydroboost Brks. Loud squeak from Combination Valve when sharply braking.
Some further findings, in case others experience this issue. There is a fitting several inches away- up a hard line- that appears to vibrate/resonate slightly more than the combination valve proportional valve. The cause here may be an internal restriction in the line/fitting.- Mike Jones
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- Forum: Engine & Drivetrain
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At wits end! 05 Tahoe5.3 Hydroboost Brks. Loud squeak from Combination Valve when sharply braking.
Thanks for reading. It's a 2005, Tahoe 1500 4x4, all-around-disc, with hydroboost brakes, that makes a loud squeak from the comination/proportional valve when the brakes are stomped on; hard and quickly. The sound is 100% certainly emitting from the combo valve. It makes the sound whether the...- Mike Jones
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- Replies: 1
- Forum: Engine & Drivetrain
