Creation: 01.31 - 2014 2-1-8
E. Cooling System
Permanent long-life type (ethylene glycol) antifreeze is recommended for use in the cooling
system. It must be ethylene glycol type, contain no more than 0.1% anhydrous metasilicate, and
meet General Motor's performance specification GM1899M or be formulated to GM6038M
specification (or equivalent). Further information on coolant requirements may be found in the
Manufacturer's Literature in Chapter 5.
WARNING:
DO NOT USE METHYL ALCOHOL BASE ANTIFREEZE.
DO NOT USE METHOXY PROPANOL ANTIFREEZE.
DAMAGE MAY OCCUR TO THE RUBBER SEALS ON THE
CYLINDER LINERS, WHICH ARE IN CONTACT WITH THE
COOLANT.
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