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Ask Dave Nova Your Own Question
Dave Nova
Dave Nova, Buick Technician
Category: Buick
Satisfied Customers: 1808
Experience:  ASE Master Certification. GM World Class Certification
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Idle revs high then low.. stalls anywhere at times cause you

Customer Question

Idle revs high then low.. stalls anywhere at times cause you let up on accelerator. vacuum lines popped off themselves.. code came up to replace map so i did.. some of the vacuum lines were old and cracked so i replaced them, yet still have idle issues and car might die anywhere or anytime you let up on the accelerator.. what next?
Submitted: 2 months ago.
Category: Buick
Expert:  Peter Bagley replied 2 months ago.

Hello and welcome to just answer and allowing me to assist you. Have you got a vacuum gauge we can check manifold vacuum?Also check the PCV valve.

Customer: replied 2 months ago.
no i do not... anyway to check without one...
Expert:  Peter Bagley replied 2 months ago.

yes but thhat requires a tachometer and gas torch have you got a tachometer?