Grand Cherokee 4WD V8-4.7L (2003)
Speaker: Description and Operation
SPEAKERS
STANDARD
The standard equipment speaker system includes speakers in six locations. One 6.4 centimeter (2.50 inch) diameter tweeter is installed on each end of
the instrument panel top pad. One 15.2 x 22.9 centimeter (6 x 9 inch) full-range speaker is located in each front door. There is also one full-range
16.5 centimeter (6.5 inch) diameter full-range speaker located in each rear door.
Each of the two tweeters and four full-range speakers used in the standard speaker system is driven by the amplifier that is integral to the
factory-installed radio receiver. For complete circuit diagrams, refer to the appropriate wiring information. The wiring information includes wiring
diagrams, proper wire and connector repair procedures, details of wire harness routing and retention, connector pin-out information and location views
for the various wire harness connectors, splices and grounds.
PREMIUM
The optional premium speaker system features six Infinity model speakers in six locations. Each of the standard speakers is replaced with Infinity
model speakers. One 6.4 centimeter (2.50 inch) diameter Infinity tweeter is installed on each end of the instrument panel top pad. One 15.2 x 22.9
centimeter (6 x 9 inch) Infinity woofer is located in each front door. There is also one full-range 16.5 centimeter (6.5 inch) diameter Infinity
full-range speaker located in each rear door. The premium speaker system also includes an additional Infinity power amplifier. The total available
power of the premium speaker system is about 180 watts.
The six Infinity speakers used in the premium speaker system are all driven by the radio receiver through an Infinity power amplifier. For complete
circuit diagrams, refer to the appropriate wiring information. The wiring information includes wiring diagrams, proper wire and connector repair
procedures, details of wire harness routing and retention, connector pin-out information and location views for the various wire harness connectors,
splices and grounds.
