I hit a deer with my 2001 Park Avenue. Are there any other years that match the headlights, fender, hood, and/or grill of the 2001? Or possibly another model that matches these parts? Thanks, in advance.
depends on what you mean by match
The cars from 97-2005 physically align and bolt into place of eachother, the ones you listed, but there are model year specific options, designs, colors, and just overall things that would be different cosmetically but would work, yes.
The headlights in early 1998 changed the design on how moisture and pressure is vented but the shape is the same and they fit in the same place, cross.
The 2002-2004 years saw a lot of cosmetic changes that would be specific only to your tastes. Venti ports on the fenders, the grille had a redesign, etc
The 97-2005 Ultra had a buick tri shield at the base, center of the hood that was flush and had a transition to the chrome molding above the grille, but a base model had a hood ornament without the badge, the hoods will bolt in just fine tho.
you say you hit a deer, if you need parts under the fascia like the foam or brackets or etc, they should cros. if you need a condesnor or radiator, a 98 or 97 MAY have a different design of how the fans and such attach but all can be upgraded to newer styles like yours. For a 2001, any ABS components will be 2000-2005 only, 99 and older had a different system that didnt include stabilitrack.
Fender well covers should cross no problem
Wheels would all interchange just match the rim diameter for tires if you needed. Tie rods changed deisgn in 2002 or 2003 but functionally things still work....
Engine/trans mounting 2000-2005 otherwise below 2000 had changes over the years. The engine cradle is the same 98-2005 only difference is if you had AIR system(I believe a cali only emission part), if you have secondary air, the location of the pump and parts may be in a spot where a collission with a deer could damage. You can verify if your car has a AIR setup by looking at the VECI under the hood by the cowl on the driver side, it should list the emission systems at use, AIR would be present if your car had it.
Did your airbags deploy? A post airbag collision will require a new SDM and of course airbags to replace the ones that popped, airbag components are 1997/98-2002, 2002-2005, the only reason for the 2002-2005 split was there were additional airbags added on the front seats that were side impact air bags and i believe that era saw a change in air bag deployment in more stages, but i could be mis-rememebring this fact.
How hard did you hit a deer? What angle? And was any other part of the car direclty impacted such as a tree, ditch, etc?
The reason I ask is there are various places things could be affected if the collision had multiple points of hitting or just the right way, but it sounds like its mostly superficial in the front. In such case, any 97-2005 should physically be a donor for parts, but just note paint options for certain years unless you plan to have a repaint. other components should cross easily
I recommend buying a parts car for the donor parts because you could find one for 500-1000 instead of sourcing the panels, and have the whole thing to borrow from if you needed more than what you thought. In addition, if you had a structurally viable donor, any sections of unibody that could need replacement could be cut off and professionally replaced on your car in a way that any crumple or structural pieces arent weakened at their designed places