Re: [ihc] Weird engine problem - calling the experts

["Joseph Shaw, II" <josephshaw@xxxxxxxxxxxxx>]

>         Before you do any of these checks though, disconnect the hose to
> the brake booster at the manifold, and the one to the distributor too.
> If either the booster diaphragm or the vacuum advance cannister diaphragm
> are bad, they will be bad vacuum leaks.  Be sure to plug or cap the
> fittings, and then start and run or drive the vehicle.  If the engine
> runs better after they are disconnected, then those are your culprits



My advice is this, though:

If removing the brake booster line, just run the engine and DON'T drive
it!!!  Brakes will be very weak at best, I believe.

Michael