1994 CADILLAC DEVILLE 4 9 ENGINE VACUUM DIAGRAM IMAGES

1994 cadillac deville 4.9 | eBay
1994 Cadillac DeVille 4.9 CA Assy Magnaflow Direct-Fit Catalytic Converter CARB See more like this. 1994 CADILLAC DEVILLE 4.9 ENGINE MOTOR ASSEMBLY 149,465 MILES L26 NO CORE CHARGE (Fits: 1994 Cadillac DeVille) Fits 1991-1995 Cadillac DeVille Alternator Remy 98585YZ 1992 1993 1994 4 V8 V (Fits: 1994 Cadillac DeVille) Refurbished
1994 Deville vacuum leak - General Cadillac Forums
Sep 04, 2012I believe that the 1994 DeVille has the 4.9 OHV V8. This sounds like the PCV valve hose, which I would venture comes out of the throttle body and goes to the PCV valve which is probably insterted into a grommet in the valve cover.