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Some coolant additives will gradually deplete during engine operation. For John Deere COOL-GARD
™
Premix, COOL-GARD Concentrate, or John Deere COOL-GARD PG Premix, replenish coolant additives between drain intervals by adding a supplemental coolant additive as determined necessary by coolant testing.
John Deere LIQUID COOLANT CONDITIONER is recommended as a supplemental coolant additive for John Deere COOL-GARD Premix, COOL-GARD Concentrate, and COOL-GARD PG Premix.
John Deere LIQUID COOLANT CONDITIONER is not designed for use with COOL-GARD II Premix or COOL-GARD II Concentrate.
IMPORTANT:
Do not add a supplemental coolant additive when the cooling system is
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drained and refilled with any of the following:
John Deere COOL-GARD II
John Deere COOL-GARD
John Deere COOL-GARD PG
If other coolants are used, consult the coolant supplier and follow the manufacturer's recommendation for use of supplemental coolant additives.
The use of non-recommended supplemental coolant additives may result in additive drop-out and gelation of the coolant.
Add the manufacturer's recommended concentration of supplemental coolant additive. DO NOT add more than the recommended amount.
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