Most people who slide under a car are hunting for something broken. The speaker of Dave Bonta's "Mechanic" has gone down there "to see / what sings." The poem is three short lines with no punctuation, yet it turns an afternoon's repair job into an act of listening.
The grammar is incomplete. There is no "I" and no verb for the speaker's own action, only a position ("under my car"), a stretch of time ("all afternoon") and a purpose. The title fills the gap and tells us who is lying there. The possessive "my" suggests someone working on their own vehicle, though the poem never says so. That makes "mechanic" a role taken up rather than a job title, and the word is almost worn as a badge of curiosity.
The purpose clause is where the poem turns. A reader expects a fault: something that rattles, squeals, grinds or knocks. The poem offers "what sings." That one verb changes the car from a broken object into an instrument, and it changes the mechanic from a fixer into an audience. The phrase "to see" matters too. We see with eyes and hear with ears, but here the senses cross, as if the underside of the car had to be looked at closely enough for its sound to show itself. The goal is also revealing. It is not "to fix" or "to find the problem" but simply "to see," and a whole afternoon is spent on that. The poem's idea is that attention, not repair, is what the speaker wants.
The shape of the poem supports this. The lines run roughly four, six and two syllables, so the poem swells in the middle and then shrinks to a two-word ending. Nothing rhymes and there is no regular meter, but the sound is carefully handled. "Afternoon" is full of long, open vowels that stretch like the hours it names. Then "see" and "sings" share an opening hiss, so the last line echoes the one before it, quietly, like a held breath. "Sings" also ends on the nasal "ng," a sound that can hum on after the lips have stopped. The final word does a little of what it says.
The line breaks add to the effect. "To see" sits at the end of line two, and for a moment it could be followed by anything: what is broken, what is leaking, what is wrong. Only after the break does "what sings" arrive, and the expected complaint becomes a small surprise. The lowercase letters and the missing full stop also leave the sentence open. Nothing is concluded, as if the afternoon were still going on.
Imagery is sparse, but the poem has room for the reader to supply it. The words "under my car" suggest a view from below: the dim light, the cold metal, the car hanging overhead like a low roof. The poem gives none of that detail, only the position and the sound. The one metaphor it allows is the singing itself. Judging by that choice, the speaker hears the car's parts as something close to strings or pipes, things that make a note when they are touched or tuned.
The poem is significant because it does so much in so little space. It treats hands-on work as a kind of poetry, and it suggests that the mechanic's habits, such as patience, close looking and listening for what is off, are also the poet's. The title invites that reading without insisting on it. A poet, like this mechanic, goes underneath ordinary things for long enough to hear them as music. The poem also never tells us what the sound actually is. The answer stays out of reach, so the reader is left lying under the car too, still listening.