CRC Thermocure Coolant System Rust Remover, 32 Oz, Rust Remover for Vehicle Cooling Systems
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15,798 reviews
covering
50+ products
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Care Corrosion & Rust Inhibitors
Experiential insights by users
About CRC Thermocure Coolant System Rust Remover, 32 Oz, Rust Remover for Vehicle Cooling Systems
Overall Feedback:
91% positive
85% liked its compatibility with various metals
I found that this product works great and dissolves lots of rust using plain water, resulting in a nice brown/black solution.
The rust-inhibitor worked well and the entire system is clean, indicating compatibility.
81% liked its quick drying time, but 19% found it took too long
I was surprised by the performance of the radiator rust remover. It deep cleaned the internal coolant system after driving 150 miles or leaving it for a few hours or days.
I left the product in the radiator for five days.
90% found it easy to apply
I found that the product worked great in dissolving lots of rust and formed a nice brown/black solution soon.
I have tried many products before and found this one to be the best for removing rust internally without damaging parts.
I used the product on an old tractor and the results were great.
The product effectively cleans the block and radiator thoroughly.
89% praised the excellent protective coating and ability to prevent rust
I found the product effective in cleaning the block and radiator thoroughly.
I have tried many products before settling on this one. It is the best I have found to remove rust internally without damaging any parts.
If flushed correctly, the product works.
84% appreciated its long-lasting protection, although 16% found it wore off over time
After 2 months, the thermostat failed and I found lots of rust pieces in it.
The internal iron/steel parts of the tablet will rust quickly.
89% liked its deep surface penetration, but 11% found it struggled with rough surfaces
I found that the product flushed out rust initially, but it reappeared in the system later.
89% praised the excellent surface finish, while 11% noticed a sticky residue
I warn that the product leaves ugly green stains on the radiator and engine compartment, which are difficult to remove.
