Chevrolet CAMARO 1979 Service Manual page 871

ÊLECTRICAL.BODY AND CHASSIS 8.45
æfer to Chârging Systems under Engine ElectricâI, Section
6D.
TEMPERATURE (COOLING SYSTEM)
INDICATOR
The temperâtute indicator circuit consists of two
remotely located units; indicator gage and engine sender
unit. The indicator gagg locat€d in the instrument pânel,
consists of a red Iight whjch sill indicâte ân overteâted
engine condition. Check the waier pump belt iension first.
Engine Sending Unil R€plâcement
NOTICE: Th€ engine coolani warning system is
d€sign€d to wam tle driver ofân overheâting condition
at approximately 5 - l0'below the syst€m coolant
boiling point. Use of plain {'ater witlout the addition
of permdedt arti-freeze to â proiection level of 0'F
G18'C) can cause the tempemture overh€at waming
light rot to come on even though water is boiling.
1. Relieve coolant system pr€ssure by loosening
2. Remove sender unit (located in the left cylinder head
oû V-8 engines, and in the cylindd head near an exhaust
port on L6 ergines). Replace witl new unit.
3. Ch€ck coolant system level and opdation of unit.
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