Are you saying the engine runs rough when you step on the brake pedal?? Check the vacuum line that connects the power brake booster to the engine, then have GOOD brake shop test the booster unit itself to see if it holds vacuum…
Are you saying the engine runs rough when you step on the brake pedal?? Check the vacuum line that connects the power brake booster to the engine, then have GOOD brake shop test the booster unit itself to see if it holds vacuum…