Nope. Not a bad guess, though.
Here’s a hint: The divider is as follows:
Replace/second wheel
“Replace” is the main definition; “second wheel” is a pun definition.
How about RECOUP?
or REPAIR?
RETURN?
(Nanny Discourse says no.)
How about RECTUM? 
I propose we make a thread rule: If 12 hours go by without a response to a solution attempt, the puzzle is bypassed and the poster who made the last prior correct answer may put forth a new puzzle, playing off the last correct solution.
It’s been 13 hours.
Biotop, you’re up, playing off “New Hampshire”.
Alien mysteries surrounding California? There’s the proof! (1, 4, 2, 4)
I REST MY CASE (anagram of mysteries with CA)
Joint office space to work in (5,4)
Elbow room
+++++
I’m confused. Left shampoo in my bellybutton. (8)
OMPHALOS (anagram of shampoo + L for left)
When seven moons make nine. (9)
Omphalos (anagram of shampoo + l)
Fell out of their prams by Oslo St, perhaps? (4, 4)
Sorry wasn’t around to respond but that was the answer.
Wheel is a synonym for the verb “turn”. So to turn again is to re-turn.
Also, return and replace are synonyms.
Carry on.
Take your pick:
SEPTEMBER (originally the seventh month)
+++++
Foolishly trades rhombus for semi-casual attire (7, 6)
#######
LOST BOYS (anagram)
+++++
Miss throws off bathing suit (4, 6)
Nicely done!
Bermuda shorts (anagram)
+++++
Swim shorts (anagram)
++++++
Artists unhappy with October Revolution. This is why. (7)
STRAITS (anagram)
First lady would enter shop for longshoreman. (9)
Stevedore (st + eve’d + ore)
++++
Reduces letters delivered (7)
annoying buzzer sound
WRONG! (Straits doesn’t begin “TS”)
Try again.
ETA: Although it does begin with “S.” It’s just not the word I had in mind.
Rescued
+++++
(Found on Craigslist) FOR SALE: Red Wardrobe. Will trade for your topiary services. (6)
TSARIST? If so, let the game continue as is.
Yes, and I went ahead and proceeded with Oly’s clue. Here’s mine again:
(Found on Craigslist) FOR SALE: Red Wardrobe. Will trade for your topiary services. (6)