GMC Envoy XL 2003 - 2003 ELECTRICAL Fuses & Circuit Breakers - Envoy XL & Trailblazer

GMC Envoy XL 2003 - IDENTIFICATION

CAUTION:

When battery is disconnected, vehicle computer and memory systems may lose memory data. Driveability problems may exist until computer systems have completed a relearn cycle. See appropriate COMPUTER RELEARN PROCEDURES article in GENERAL INFORMATION before disconnecting battery.

GMC Envoy XL 2003 MODEL APPLICATION

Model	Year
Chevrolet
Trailblazer	2003
GMC
Envoy XL	2003

GMC Envoy XL 2003 - FUSIBLE LINKS

Fusible links are usually located between battery and starter or electrical center. For description and repair procedures, see Fig. 1 .

Fig. 1: GMC Envoy XL 2003 - Component Locations - Repairing Fusible Links

GMC Envoy XL 2003 - REAR FUSE BLOCK

NOTE:

The GMT 360, VIN 3 model with short wheelbase uses a different rear fuse block from the GMT 370, VIN 6 model with long wheelbase. The rear fuse block is located under left second row seat on both. See Fig. 2 .

Fig. 2: GMC Envoy XL 2003 - Component Locations - Locating Rear Fuse Block

GMC Envoy XL 2003 - Short Wheelbase

Fig. 3: GMC Envoy XL 2003 - Component Locations - Identifying Rear Fuse Block Components (GMT 360, VIN 3 With Short Wheelbase)

Fig. 4: GMC Envoy XL 2003 - Component Locations - Rear Fuse Block Legend (GMT 360, VIN 3 With Short Wheelbase - 1 Of 2)

Fig. 5: GMC Envoy XL 2003 - Component Locations - Rear Fuse Block Legend (GMT 360, VIN 3 With Short Wheelbase - 2 Of 2)

GMC Envoy XL 2003 - Long Wheelbase

Fig. 6: GMC Envoy XL 2003 - Component Locations - Identifying Rear Fuse Block Components (GMT 370, VIN 6 With Long Wheelbase)

Fig. 7: GMC Envoy XL 2003 - Component Locations - Rear Fuse Block Legend (GMT 370, VIN 6 With Long Wheelbase - 1 Of 2)

Fig. 8: GMC Envoy XL 2003 - Component Locations - Rear Fuse Block Legend (GMT 370, VIN 6 With Long Wheelbase - 2 Of 2)

GMC Envoy XL 2003 - UNDERHOOD FUSE BLOCK

NOTE:

Underhood fuse block is located on driver's side of engine compartment. See Fig. 9 .

Fig. 9: GMC Envoy XL 2003 - Component Locations - Locating Underhood Fuse Block

GMC Envoy XL 2003 - 4.2L Engine

Fig. 10: GMC Envoy XL 2003 - Component Locations - Identifying Underhood Fuse Block Components (4.2L Engine)

Fig. 11: GMC Envoy XL 2003 - Component Locations - Underhood Fuse Block Legend (4.2L Engine - 1 Of 2)

Fig. 12: GMC Envoy XL 2003 - Component Locations - Underhood Fuse Block Legend (4.2L Engine - 2 Of 2)

GMC Envoy XL 2003 - 5.3L Engine

Fig. 13: GMC Envoy XL 2003 - Component Locations - Identifying Underhood Fuse Block Components (5.3L Engine)

Fig. 14: GMC Envoy XL 2003 - Component Locations - Underhood Fuse Block Legend (5.3L Engine - 1 Of 2)

Fig. 15: GMC Envoy XL 2003 - Component Locations - Underhood Fuse Block Legend (5.3L Engine - 2 Of 2)