4WD GMC SIERRA 2001 User Guide

4-67
K-2500 Regular Cab Long Box HD (4WD)*
Engine Axle
RatioMax. Trailer Wt.
6000 V8 4.10 10,400 lbs. (4 717 kg)
8100 V8 3.73 13,700 lbs. (6 214 kg)**
4.10 15,700 lbs. (7 121 kg)**
6600 V8 Diesel 3.73 15,600 lbs. (7 076 kg)**
4.10 15,600 lbs. (7 076 kg)**K-2500 Extended Cab Long Box HD (4WD)*
Engine Axle
RatioMax. Trailer Wt.
6000 V8 4.10 10,200 lbs. (4 627 kg)
8100 V8 3.73 13,500 lbs. (6 123 kg)**
4.10 15,500 lbs. (7 031 kg)**
6600 V8 Diesel 3.73 15,500 lbs. (7 031 kg)**
4.10 15,500 lbs. (7 031 kg)**
* Weight
-distributing hitch tongue weight 10% to 15% of trailer weight 1,200 lb. (544 kg) maximum.
Fifth
-wheel hitch tongue weight 15% to 25% of trailer weight 2,500 lb. (1 134 kg) maximum.
** Fifth
-wheel hitch rating; weight distributing hitch rating is limited to 12,000 lbs. (5 443 kg) maximum.

4-68
K-2500 Crew Cab Short Box HD (4WD)*
Engine Axle
RatioMax. Trailer Wt.
6000 V8 4.10 10,000 lbs. (4 536 kg)
8100 V8 3.73 13,200 lbs. (5 987 kg)**
4.10 15,200 lbs. (6 895 kg)**
6600 V8 Diesel 3.73 15,200 lbs. (6 895 kg)**
4.10 15,200 lbs. (6 895 kg)**K-2500 Crew Cab Long Box HD (4WD)*
Engine Axle
RatioMax. Trailer Wt.
6000 V8 4.10 9,900 lbs. (4 491 kg)
8100 V8 3.73 13,200 lbs. (5 987 kg)**
4.10 15,200 lbs. (6 895 kg)**
6600 V8 Diesel 3.73 15,100 lbs. (6 849 kg)**
4.10 15,100 lbs. (6 849 kg)**
* Weight
-distributing hitch tongue weight 10% to 15% of trailer weight 1,200 lb. (544 kg) maximum.
Fifth
-wheel hitch tongue weight 15% to 25% of trailer weight 2,500 lb. (1 134 kg) maximum.
** Fifth
-wheel hitch rating; weight distributing hitch rating is limited to 12,000 lbs. (5 443 kg) maximum.

4-69
C-3500 Regular Cab HD (2WD)*
Engine Axle
RatioMax. Trailer Wt.
6000 V8 4.10 10,400 lbs. (4 717 kg)
8100 V8 4.10 15,700 lbs. (7 121 kg)**
6600 V8 Diesel 3.73 15,800 lbs. (7 167 kg)**
4.10 15,800 lbs. (7 167 kg)**
C
-3500 Extended Cab (2WD)*
Engine Axle
RatioMax. Trailer Wt.
6000 V8 4.10 10,100 lbs. (4 581 kg)
8100 V8 4.10 15,400 lbs. (6 985 kg)**
6600 V8 Diesel 3.73 15,500 lbs. (7 031 kg)**C
-3500 Crew Cab (2WD)*
Engine Axle
RatioMax. Trailer Wt.
6000 V8 4.10 9,900 lbs. (4 491 kg)
8100 V8 4.10 15,300 lbs. (6 940 kg)**
6600 V8 Diesel 3.73 15,400 lbs. (6 985 kg)**
4.10 15,400 lbs. (6 985 kg)**
K
-3500 Regular Cab (4WD)*
Engine Axle
RatioMax. Trailer Wt.
6000 V8 4.10 10,100 lbs. (4 582 kg)
8100 V8 4.10 15,500 lbs. (7 031 kg)**
6600 V8 Diesel 3.73 15,400 lbs. (6 985 kg)**
4.10 15,400 lbs. (6 985 kg)**
* Weight
-distributing hitch tongue weight 10% to 15% of trailer weight 1,200 lb. (544 kg) maximum.
Fifth
-wheel hitch tongue weight 15% to 25% of trailer weight 2,500 lb. (1 134 kg) maximum.
** Fifth
-wheel hitch rating; weight distributing hitch rating is limited to 12,000 lbs. (5 443 kg) maximum.

4-70
K-3500 Extended Cab (4WD)*
Engine Axle
RatioMax. Trailer Wt.
6000 V8 4.10 9,800 lbs. (4 445 kg)
8100 V8 4.10 15,100 lbs. (6 849 kg)**
6600 V8 Diesel 3.73 14,800 lbs. (6 713 kg)**
4.10 14,800 lbs. (6 713 kg)**K-3500 Crew Cab (4WD)*
Engine Axle
RatioMax. Trailer Wt.
6000 V8 4.10 9,800 lbs. (4 445 kg)
8100 V8 4.10 15,100 lbs. (6 849 kg)**
6600 V8 Diesel 3.73 15,200 lbs. (6 895 kg)**
4.10 15,200 lbs. (6 895 kg)**
* Weight
-distributing hitch tongue weight 10% to 15% of trailer weight 1,200 lb. (544 kg) maximum.
Fifth
-wheel hitch tongue weight 15% to 25% of trailer weight 2,500 lb. (1 134 kg) maximum.
** Fifth
-wheel hitch rating; weight distributing hitch rating is limited to 12,000 lbs. (5 443 kg) maximum.

6-73
NAME Usage
CRUISE Cruise Control, Instrument
Panel Cluster
IGN 3 Ignition, Power Seats
4WD Four
-Wheel Drive System,
Auxiliary Battery
CRANK Starting System
INT PRK Parking Lamps, Sidemarker Lamps,
Interior Lamps
L DOOR Power Door Lock Relay
BRAKE Anti
-Lock Brake System
RR WIPER Not Used
ILLUM Interior Lamps
SEAT Power Seat Circuit Breaker
TURN Exterior Lamps, Turn Signals,
Hazard Lamps
UNLOCK Power Door LocksNAME Usage
HTR A/C Climate Control System
WS WPR Windshield Wipers
IGN 1 Ignition, Instrument Panel
AIR BAG Air Bag
MIR/LOCK Power Mirrors, Power Door Locks
DR LOCK Power Door Locks
PWR WDO Power Window Circuit Breaker
UNLOCK Power Door Lock Relay
IGN 0 PRND321 Display, Odometer, PCM
SEO IGN Special Equipment Option,
Ignition, Manual Selectable Ride
SEO ACCY Special Equipment Option
Accessory, Cellular Telephone
RAP #1 Retained Accessory Power Relay
RDO 1 Audio System
RAP #2 Not Used