Complete Auto Service Denver · 1400 Ulster St

Denver auto repair

Engine & Cooling System Repair in Denver

Overheating and rough-running engines get worse fast, so getting the diagnosis right the first time matters.

(720) 755-0481
4.9 · 90 Google reviews · Free estimates
Engine & Cooling System Repair

What we do

From overheating to rough running — we find it, explain it, and fix it right.

Overheating and engine trouble get worse fast, so getting the diagnosis right matters. We test the cooling system, check for leaks, and repair the underlying issue rather than chasing symptoms. When we find a second problem along the way, we ask you before doing anything about it.

We pressure-test the cooling system, hunt down leaks, and check the radiator, hoses, water pump and coolant rather than chasing symptoms. If we find a second issue while we’re in there, we stop and ask you before touching it — no quietly padding the bill.

We fix the underlying problem, and you approve every step before it happens.

Good to know

Before you bring it in.

Will you explain what’s wrong before you fix it?

Always. We diagnose the real problem, walk you through what we found, and give you an estimate before we start any repair. If we spot something else along the way, we call and ask you first — no surprise charges.

Can you get me in the same day?

Often, yes — depending on the issue and our schedule that day. Call us at (720) 755-0481 and we’ll do our best to get you back on the road quickly.

Do you offer a free estimate?

Yes. Call us to talk through what’s going on with your car and we’ll give you a straight estimate before any work begins.

Book a visit

Ready when you are.

Tell us what your car’s doing and we’ll get back to you fast with a straight answer and a free estimate — or just call the shop.

Request a visit

Call the shop (720) 755-0481

Schedule service

Online scheduling lives right here at launch.

This is a preview, so the calendar isn't wired up yet. On the live site, this button books straight into the scheduling system the shop already runs — Shopmonkey, Tekmetric, AutoLeap, or whatever's at their front desk — and if they don't have one yet, we set it up with them.

Until then, the fastest way to grab a time is a quick call — Henok picks up.

🚀 Make it official Launch this site — from $99/mo