Chevrolet 2003 Monte Carlo Owner's Manual page 330

Underhood Fuse Block (Upper)
Some fuses are in a fuse block in the engine
compartment on the passenger's side of the vehicle.
See Engine Compartment Overview on page 5-12
for more information on location.
LEFT IIP
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HORN RLY
L - - J
I I I
UCT L E PCM AJC RLY (CMPR)
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DRL RELAY
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Davtime Runnina Lamtx
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5-95