Originally Posted by J.J. LASALLE
I Recently Rebuilt The A-b Combination Diaphragm Fuel Pump For My 1937 Cadillac Lasalle
The problem lies in the fuel pump itself. Without a diagram, I hesitate to diagnose it further, but it should be considered suspect, IMO.
From the Cad/LaSalle CLUB
, this guy is given as the contact for info on your year car:
213 Fox Hollow Dr.
Langhorne, PA 19053