2003 Chevrolet Impala Owner's Manual - Page 351
2003 Chevrolet Impala Manual
Page 351 highlights
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. Relays I I I A.I.R. RELAY CRANK RLY HORNS FOG LTS Fuses LEFT I/P RT I/P #1 I/P #2 U/HOOD #1 Usage Fuel Pump FUEL PUMP Daytime Running Lamps DRL RELAY Air Induction Reaction Relav Starter (Crank) Relay Horn Fog Lamps I 1, 5-98 RTI/P RTIP U/HOOD 1 7r - - 1 1 HORNS HORN RLY 1 I FOG LTS I L - - - - l i i FOG RLY FPMP RLY DRL/DCT LTS L - - J U UCT LTS PCM #C RLY (CMPR) Usage Left Fuse Block (Battery) Right Fuse Block (Battery) Right Fuse Block (Batten/) RT Underhood (Top) Fuse Block Horn Relay HORN RLY BLANK Blank BLANK Blank Foq Lamps Relav FOG RLY I F/PMP RLY I Fuel PumD Relav DRUEXIT LTS Low (Left Front) & High (Left Front) Headlamps Low (Right Front) & High EXT LTS (Right Front) Headlamps PCM PCM Battery HVAC Compressor Relay & A/C RLY Generator (CMPR) I