Buckcherry - Pump It Up Intro Chords & Tabs

Only the first few bits that I have ear transcribed...
Any corrections or additional tabbing would be appreciated.

Standard Tuning:
[ Tab from: https://www.guitartabs.cc/tabs/b/buckcherry/pump_it_up_intro_tab.html ]
-------------------------0--------|
---------------------------0------|
-----------------------------3----|
----4-----------------------------|   (x2) (on each time through there are
----4-----------------------------|         some small notes i havn't been
----2-----------------------------|         able to tab)
(let ring)

[slide up neck just before]
---------------------|
---------------------|
---------------------|
----3-3-5-5-6-6-7----|
----3-3-5-5-6-6-7----|
----1-1-3-3-4-4-5----|


---------------------|
---------------------|
---------------------|
----9---9---9-8-7----|
----9---9---9-8-7----|   (x4)   (repeated through numerous ares of song)
----7---7---7-6-5----|