Specifications Comparison: 2024 GMC Sierra 1500 vs 2003 GMC Sierra 1500

Seating Capacity

Trim	Engine	Seating Capacity	Doors
Denali Crew Cab 147"	5.3L V8	5	4
Denali Crew Cab 147"	5.3L V8	5	4
Denali Crew Cab 157"	5.3L V8	5	4
Elevation Crew Cab 147"		6	4
Elevation Double Cab 147"		6	4
Elevation Crew Cab 147" w/3SB		6	4
Elevation Crew Cab 147" w/3VL		6	4
Elevation Crew Cab 157"		6	4
Elevation Double Cab 147" w/3SB		6	4
Elevation Double Cab 147" w/3VL		6	4
Pro Crew Cab 147"		6
Pro Double Cab 147"		6
Pro Reg Cab 126"		3	2
Pro Reg Cab 140"		3	2
Pro Crew Cab 147"		6	4
Pro Crew Cab 157"		6	4
Pro Double Cab 147"		6	4
Pro Reg Cab 126"		3	2
Pro Reg Cab 140"		3	2
SLE Crew Cab 147"		6	4
SLE Double Cab 147"		6	4
SLE Crew Cab 147"		6	4
SLE Crew Cab 157"		6	4
SLE Double Cab 147"		6	4
SLT Crew Cab 147"	5.3L V8	6	4
SLT Crew Cab 147"	5.3L V8	6	4
SLT Crew Cab 157"	5.3L V8	6	4
AT4 Crew Cab 147"	3.0L I6	5	4
AT4 Crew Cab 157"	3.0L I6	5	4
AT4X Crew Cab 147"	3.0L I6	5	4
Denali Ultimate Crew Cab 147"	6.2L V8	5	4

Trim	Engine	Seating Capacity
1500 Extended Cab	V6	6
1500 Extended Cab	V8	6
1500 Extended Cab SLE	V8	6
1500 Extended Cab SLE	V8	6
1500 Extended Cab SLT	V8	6
1500 Extended Cab SLT	V8	6
1500 Regular Cab	V6	3
1500 Regular Cab	V8	3
1500 Regular Cab SLE	V8	3
1500 Regular Cab SLE	V8	3
HD 1500 Crew Cab SLE	V8	6
HD 1500 Crew Cab SLE	V8	6
HD 1500 Crew Cab SLT	V8	6
HD 1500 Crew Cab SLT	V8	6
Extended Cab Denali	V8	5