| Quick facts | Answer |
|---|---|
| Cost range | $400 to $900 for most vehicles; up to $1,800 for large or luxury models |
| Time | About 2 to 4 labor hours; difficult jobs can take 5 to 8 hours |
| Who's qualified | Ask for proof of insurance, relevant certifications (e.g., ASE for auto repair), and any license your state or city requires. |
Star, ID: what's different here
Star is a fast-growing suburban city in Ada County, incorporated in 1997. The climate features hot, dry summers with average highs around 93°F and winter lows near 23°F, which puts cooling systems to work year-round. Star sits about 17 miles and roughly 25 minutes from Boise via West State Street.
What does radiator replacement include?
A typical radiator replacement includes draining the coolant, removing the old radiator, installing the new unit, and bleeding or refilling the cooling system. Labor often makes up 27% to 50% of the total cost. National shop labor rates commonly run $120 to $159 per hour, averaging about $142.
How long does radiator replacement take?
Most straightforward jobs take 2 to 4 labor hours, and many are same-day service. Difficult jobs can take 5 to 8 hours or more. DIYers should budget about 3 to 5 hours on most vehicles.
When does a radiator need replacing?
Radiator replacement is often needed when a radiator leaks, cracks, clogs, or is damaged enough to cause overheating or coolant loss. Watch for rising temperature gauges or puddles of coolant. A mobile mechanic can inspect the vehicle at your location.
Can a mobile mechanic come to Star?
Star is about 17 miles and roughly 25 minutes from Boise via West State Street, so mobile service is practical. Boise Car Fix is a free referral service connecting Star drivers with an independent, insured mobile mechanic. The service does not perform the work itself.
What to do next
- Ask the pro for proof of insurance and ASE certification before scheduling the radiator replacement.
- Request an itemized quote separating parts from labor, since labor is typically 27% to 50% of the total.
- Confirm the estimated labor hours in writing; most jobs run 2 to 4 hours, but difficult ones can take 5 to 8.
- Ask whether coolant drain, refill, and system bleeding are included in the quoted price.
- Call (208) 795-9673 or email [email protected] for a free quote from an independent, insured mobile mechanic.
Boise Car Fix is a free referral service: an independent contractor does the work and may pay us a referral fee. You never pay us anything.



