2001 chevrolet silverado 2500hd engine 6.6 l v8 diesel

                * Four doors standard on all Extended
                   Cab models
                 * Specific front end appearance (raised
                   hood and specific grille) included on
                   models with 9200-lb. GVWR and higher
                 * New "Duramax Diesel 6600" is a 6.6L
                   direct injection turbo-charged
                   intercooled V8 engine with 300 hp and
                   520 lb./ft. torque(available on models
                   with 9200-lb. GVWR and higher)
                 * New 8.1-litre V8 gasoline engine
                   ("Vortec 8100") features 340 hp and 455
                   lb./ft/torque (available on models with
                   9200-lb. GVWR and higher)
                 * 6.0-litre Generation III V8 engine
                   enhancements include aluminum heads,
                   new camshaft and exhaust system
                   (available on models with 9200-lb. GVWR
                   and higher)
                 * Allison 5-speed automatic LCT
                   transmission (available on models with
                   9200-lb. GVWR and higher)
                 * 6-speed manual transmission (available
                   on models with 9200-lb. GVWR and
                   higher)
                 * Introduction of 3/4-ton and 1-ton Crew
                   Cab bodies
                 * Increased GVWR ratings

                                        MODELS:            1/2-Ton (1500)
                   Silverado Regular Cab, Short-Box, 2WD/4WD (Base, LS)
                   Silverado Regular Cab, Long-Box, 2WD/4WD (Base, LS)
                   Silverado Extended Cab, Short-Box, 2WD/4WD (Base, LS, LT)
                   Silverado Extended Cab, Long-Box, 2WD/4WD (Base, LS, LT)

Table of Contents Show

Is a 6.6 L V8 gas or diesel?
Is the Chevy 6.6 gas or diesel?
Are Chevy 2500 diesels reliable?
What is the Chevy 6.6 gas engine?

                   3/4-Ton (2500)
                   Silverado Regular Cab, Long-Box, 2WD (Base, LS)
                   Silverado Extended Cab, Short-Box, 4WD (Base, LS, LT)

                   3/4-Ton (2500) Heavy Duty
                   Silverado Regular Cab, Long-Box, 2WD/4WD (Base, LS)
                   Silverado Extended Cab, Short-Box, 2WD/4WD (Base, LS, LT)
                   Silverado Extended Cab, Long-Box, 2WD/4WD (Base, LS, LT)
                   Silverado Crew Cab, Short-Box, 2WD/4WD (Base, LS, LT)
                   Silverado Crew Cab, Long-Box, 2WD/4WD (Base, LS, LT)

                   1-Ton (3500)
                   Silverado Regular Cab, Long-Box, 2WD/4WD (Base, LS)
                   Silverado Extended Cab, Long-Box, 2WD/4WD (Base, LS, LT)
                   Silverado Crew Cab, Long-Box, 2WD/4WD (Base, LS, LT)

NOTE: Some models available with the Sportside package.

                                        MODEL              "1500" - 1/2-ton
DESIGNATIONS:      "2500" - 3/4-ton
                   "3500" - 1-ton

VEHICLE CLASS: Fullsize Pickup

                                        ASSEMBLY           Oshawa, Ontario; Fort Wayne, Indiana;
LOCATIONS:         Pontiac, Michigan; Flint, Michigan

                    CUSTOMER PROFILE: The Chevrolet Silverado fullsize pickup
                   is targeted toward buyers in the 40s,
                   most of whom are married. Key buying
                   points are quality, reliability,
                   durability and overall vehicle value.
                   Since fullsize pickup buyers are brand
                   loyal, previous experience with the
                   manufacturer and model are also
                   important. Chevy truck buyers need a
                   truck they can depend on day-in and day-
                   out for both commercial and personal-
                   use applications.

                                        PRODUCT MILESTONES:
                   1936 - Chevrolet fullsize pickup
                          introduced
                   1937 - Exterior redesign
                   1948 - Exterior redesign
                   1955 - Exterior redesign
                   1958 - 4-wheel drive debuts on 1/2-,
                          3/4- and 1-ton pickups
                   1973 - All-new trucks introduced; Crew-
                          Cab and "Big Dooley" debut
                   1974 - Full-time 4-wheel drive with V8
                          engine is released
                   1977 - K30 1-ton introduced
                   1982 - 6.2L diesel engine released
                   1987 - TBI fuel injection installed on
                          V6 and V8 gasoline engines
                   1988 - All-new interior and exterior
                          design introduced; Extended Cab
                          model debuts
                   1990 - 454SS sport-performance truck
                          and work truck introduced
                   1991 - Heavy-duty electronic Hydra-
                          Matic 4L80-E automatic
                          transmission introduced; Gen V
                          7.4L V8 replaces Mark IV engine
                   1992 - Suburban, Blazer and Crew Cab
                          join C/K platform; 6.5L Turbo-
                          Diesel V8 introduced
                   1993 - 4L60-E electronic 4-speed
                          automatic transmission introduced
                   1994 - Two new 6.5L diesel engines
                          introduced
                   1995 - Redesigned instrument panel;
                          standard driver-side air bag
                          introduced on models under 8500
                          GVWR; standard 4-wheel anti-lock
                          brakes (ABS) added; engine and
                          transmission enhancements
                   1996 - New series of gasoline engines
                          include the Vortec 4300, 5000,
                          5700 and 7400 SFI V8s; rear seat
                          "Easy Access" system on Extended
                          Cab models (mid-year
                          introduction); electric shift
                          transfer case available
                   1997 - Speed-sensitive steering added;
                          passenger-side air bag standard
                          on 1/2- and 3/4-ton models below
                          8600 GVWR lb.; enhancements to
                          automatic transmissions
                   1998 - PASSLock(tm) anti-theft system
                          added as standard equipment;
                          four-wheel-drive front axle
                          actuator(engages/disengages
                          front axle electronically)
                   1999 - All-new 1/2-ton and 3/4-ton
                          trucks introduced; three all-new
                          series of Vortec V8 engines
                          (4.8L, 5.3L, 6.0L); standard 4-
                          wheel disc brakes; re-named from
                          C/K to Silverado; standard third
                          door (with wider opening) on all
                          extended cab models; standard 16"
                          tires and wheels on all models;
                          increased cab interior
                          dimensions; wider track for
                          enhanced stability; stronger
                          frame utilizing modular three-
                          section strategy; new
                          AutoTrac(tm) system for immediate
                          traction; standard engine hour
                          usage meter for fleet operators;
                          and lower step-in height
                   2000 - A fourth door becomes available
                          on the driver's side of Extended
                          Cab models (mid-year
                          availability); and horsepower
                          increases on Vortec 4800 and 5300
                          engines
.                  2001 - New "2500" 3/4 ton Heavy Duty and
                          "3500" 1-ton series with new 6.6L
                          Duramax Diesel and 8.1L gasoline
                          V8 engines (also available on 3/4-
                          ton HD models); new 5-speed
                          automatic and 6-speed manual on
                          trucks with 9200-lb. GVWR or
                          higher; and enhancements to the
                          6.0-litre Generation III V8
                          engine (on trucks with 9200-lb.
                          GVWR or higher)

EXTERIOR FEATURES BASE\LS\LT
Air dam - black (1500 models only) S S S

Bumpers - front, chrome with spectra gray cover S S S

Bumpers - rear step, painted argent S - -

Bumpers - rear with step pad, chrome O S S

Fender flares - wheel opening (1500 4WD models) O O O

Fender flares - wheel opening, on all models S S S
(except 1500 models)

Fog lights O O S

Glass - Solar-Ray, tinted, all windows S S S

Glass - deep tinted on all windows behind front O O S
doors

Grille - moulded plastic, painted argent (1500 and S - -
2500 models)

Grille - moulded plastic, painted argent with O S S
chrome accents (1500 and 2500 models)

Grille - moulded plastic, painted argent with S S S
chrome accents (2500HD and 3500 models)

Headlights - automatic, dual halogen composite S S S

Hood - raised, (2500HD and 3500 models) S S S

Lights - cargo and underhood S S S

Mirrors - below eye-line foldaway, black (except S S S
3500 models)

Mirrors - below eye-line foldaway, black, electric - S S
power control and chrome accents (all models)

Mirrors - below eye-line foldaway, black, electric - O S
power control, heated (all models)

Mirrors - gooseneck, LH and RH with flat glass S - -
(3500 models)

Mouldings - hidden roof drip, black S S S

Mouldings - coloured bodyside depending on O S S
exterior colour (except Sportside and 3500 models)

Pickup box tonneau cover - soft-cover design O O O
(except Sportside models)

Recovery hooks - two front (4WD) S S S

Skid plates - off-road, included with 1500 Z71 O O O
suspension (4WD)

Sportside box (1500 models) O O O

Tires - all tires are on 16" wheels ranging in S S S
size from P235/75R16 up to LT245/75R16E; dual rear
wheels are standard on 3500 models

Wheel trim - steel with cap, painted silver S - -

Wheel trim - steel, painted silver with chrome O - -
caps (except 3500 models)

Wheel trim - chrome styled with chrome centre caps O S -
(except 3500 models)

Wheel trim - aluminum (except 3500 models) O O S

Wheel trim - dual rear, silver painted steel (3500 S - -
models)

Wheel trim - dual rear, silver painted steel, O S S
wheel trim rings

S - Standard Equipment. O - Optional Equipment.

INTERIOR FEATURES BASE\LS\LT
Air conditioning O S S

Cruise control O S S

Cupholders - dual S S S

Defogger - electric, rear window O O S

Door trim panels - colour-keyed grained moulded S - -
plastic

Door trim panels - soft vinyl with carpet-covered - S S
map pocket and cloth insert

Floor covering - black vinyl S O O

Floor covering - colour-keyed carpeting and O S S
removable floor mats

Floor covering - rear floor mats (Extended and O S S
Crew Cabs)

Gauges - analogue needle design including S S S
tachometer, engine hour meter and Driver Message
Centre

Headliner - full-length colour-keyed cloth S S S

Insulator - cab back panel S S S

Mirror - rearview, auto-dimming electrochromic, - O S
with compass and outside temperature readouts

Power door locks O S S

Power outlets - two auxiliary, 12-volt S S S

Power windows - with driver-side express-down - S S
feature

Steering wheel - leather-wrapped, 4-spoke sport - S S
design

Sunshades - LH and RH padded colour-keyed cloth; S S S
LH with storage strap; RH with visor mirror

Tilt-Wheel steering S S S

S - Standard Equipment. O - Optional Equipment.

SEATS BASE\LS\LT
Front, 40/20/40 reclining split-bench S - -

Front, reclining 40/20/40 split-bench with manual - S -
lumbar and centre armrest/storage, includes a mini
overhead console; Extended and Crew Cabs also
include rear seat storage pockets

High-back bucket seats with driver and front - O -
passenger power 6-way seat adjusters, manual
recliners and adjustable head restraints, driver
and passenger manual lumbar supports and inboard
armrests; includes seatback storage pockets in
Extended and Crew Cabs, centre floor and full-
length roof consoles; mini overhead consoles in
Regular Cabs

Full feature leather high-back bucket seats with - - S
driver and front passenger power 6-way seat
adjusters with driver-side two-position memory
control; includes driver and passenger inboard
armrests, power lumbar supports, seatback
recliners and bolsters and seatback storage
pockets, heated driver and passenger seats and
full-length floor and overhead consoles

Driver and passenger 6-way power seat adjusters - O S
(included with leather trim)

Rear folding seat in Extended and Crew Cabs S S S

Leather front seating surfaces - O S

Head restraints, adjustable on all outboard seats S S S

S - Standard Equipment. O - Optional Equipment.

SOUND SYSTEMS BASE\LS\LT
Silverado's sound systems include an
electronically tuned Delco AM/FM stereo with
digital clock and a 2-speaker sound system in
Regular Cabs and 4 speakers in Extended and Crew
Cabs (unless otherwise noted):

AM/FM stereo, includes seek/scan in Extended and S - -
Crew Cab models

AM/FM stereo with seek/scan and cassette tape O - -
player

AM/FM stereo with seek/scan cassette tape player, - O -
Auto Tone Control, Speed Compensated Volume
control and TheftLock plus 6 speakers

AM/FM stereo with seek/scan CD player, Auto Tone - S O
Control, Speed Compensated Volume control and
TheftLock plus 6 speakers

AM/FM stereo with seek/scan cassette tape and CD - O S
players, Auto Tone Control, Speed Compensated
Volume control and TheftLock plus 6 speakers
(includes centre console front extension)

S - Standard Equipment. O - Optional Equipment.

MECHANICAL BASE\LS\LT
Auxiliary Oil cooler with automatic transmission S S S
(except 1500 models)

Brakes - power, 4-wheel disc with ABS S S S

Engine - Vortec 4300 V6 (1500 models) S S S

Engine - Vortec 4800 V8 (1500 models) O O O

Engine - Vortec 5300 V8 (1500 models) O O O

Engine - Vortec 6000 V8 (2500, 2500HD and 3500 S S S
models)

Engine - Vortec 8100 V8 (2500HD and 3500 models) O O O

Engine - Duramax 6600 V8 Turbo Diesel (2500HD O O O
and 3500 models

Engine block heater S S S

Exhaust system - aluminized stainless steel S S S

Spare tire carrier - lockable, winch-mounted S S S

Steering - power, rack-and-pinion in 1500 series S S S
2WD models

Steering - power, recirculating ball, in all S S S
models (except 1500 series 2WD models)

Trailering Special Equipment - heavy-duty, O O O
includes weight-distributing platform trailer
hitch, 8-lead wiring harness with a 7-wire sealed
connector

Transfer case (4WD models) - lever-operated 2- S S -
speed manual

Transfer case - AutoTrac with electronic push- - O S
button controls (1500 and 2500 models only)

Transfer case - push-button electronic 2-speed O O S
(except 1500 and 2500 series)

Transmission - 5-speed manual with overdrive S S -

Transmission - 4-speed electronically-controlled O O S
automatic with overdrive

Transmission - 6-speed manual with overdrive (with S S -
Vortec 8100 V8 or Duramax 6600 Diesel engine)

Transmission - 5-speed Allison automatic with O O O
overdrive (with Vortec 8100 V8 or Duramax 6600
Diesel engine)

Wiring harness - trailer, 6-lead S S S

S - Standard Equipment. O - Optional Equipment.

SAFETY AND SECURITY BASE\LS\LT
Air bags - Next Generation, driver- and front S S S
passenger-side with passenger-side On/Off switch
(On/Off switch not included on Crew Cab models)

Brake/transmission shift interlock (automatic S S S
transmission only)

Headlights - Daytime Running Lights with automatic S S S
light control

Keyless entry system - remote, with programmable - S S
feature

OnStar Communications and Assistance Service - - - S
includes one-year Safety and Security Plan

Theft-deterrent system - PASSLock II S S S

S - Standard Equipment. O - Optional Equipment.TECHNICAL PRODUCT INFORMATION

&nbs design and boxed front section

BODY MATERIAL Two-sided galvanized steel all body
panels (except roof)

                                        SUSPENSION   front Independent - torsion bars
                   (except coil springs on 2WD 1/2-ton
              rear Semi-elliptic; two-stage multi-leaf
                   springs

BRAKES Power-assisted, front and rear disc; 4-
wheel ABS

                                        STEERING
Type               Power, integral - All 4x4,
                    1/2-ton and all 3/4-ton models
                   Power, rack-and-pinion - All 2WD,
                    1/2-ton models
Turns              N/A
Turning Diameters 12.2 m (40.1 ft.) - 2WD, regular cab,
                                        short box
                   12.3 m (43.6 ft.) - 2WD, regular cab,
                                        long box
                   12.4 m (40.7 ft.) - 4x4, regular cab,
                                          box
                   13.6 m (44.5 ft.) - 4x4, regular cab,
                                        long box
                   14.2 m (46.5 ft.) - 2WD, extended cab,
                                        short box
                   15.4 m (50.4 ft.) - 2WD, extended cab,
                                        long box
                   14.4 m (47.3 ft.) - 4x4, extended cab,
                                        short box
                   15.6 m (51.1 ft.) - 4x4, extended cab,
                                        long box
                   16.3 m (53.5 ft.) - crew cab

                                        WHEELS             1500 (1/2-ton)       2500 (3/4-ton) /
                                        3500 (1-ton)
                   16 x 6.5" steel      16 x 6.5" steel
                   16 x 7"              16 x 7"
                   aluminum/chrome      aluminum/chrome
                   (optional)           (optional)

&nb all-season (2WD) all-season (2WD)

                   P245/75R16           LT245/75R16E
                   all-season (4x4)     all-season (4x4 /
                                        all 3/4-ton models)

                                        LT215/85R16 D&E
                                        all season
                                        (1-ton models)

NOTE: Tires and wheels vary according to vehicle package
and specifications.

ENGINES            Vortec 4300   Vortec 4800   Vortec 5300
                   SFI V6        SFI V8        SFI V8
Type               OHV, 4.3L V6 OHV, 4.8L V8 OHV, 5.3L V8
Block              Cast Iron     Cast Iron     Cast Iron
Cylinder Head      Cast Iron     Cast          Cast
                                 Aluminum      Aluminum
Bore x Stroke      101.60 x      96.0 x        96.0 x
                    88.39 mm      83.0 mm       92.0 mm
                   (4.00 x       (3.78 x       (3.78 x
                    3.48")        3.39")        3.22")
                        &nbs                    (262 cu.in.) (294 cu.in.) (327 cu.in.)
Compression Ratio 9:2:1         9.5:1         9.5:1
Fuel               Regular       Regular       Regular
                   Unleaded      Unleaded      Unleaded
Fuel Induction     Sequential-   Sequential-   Sequential-
                   Port F.I.     Port F.I.     Port F.I.
Horsepower         200 hp @      270 hp @      285 hp @
                   4600 rpm      5200 rpm      5200 rpm
Torque             260 lb.-ft.   285 lb.-ft.   325 lb.-ft.
                   @ 2800 rpm    @ 4000 rpm    @ 4000 rpm

                                                                                                  ENGINES (cont)     Vortec 6000   Vortec 8100   Duramax
                   SFI V8        SFI V8        Diesel V8
Type               OHV, 6.0L V8 OHV, 8.1L V8 OHV,
                                                90-degree
Block              Cast Iron     Cast Iron     Cast Iron
Cylinder Head      Cast          Cast Iron     Cast
                   Aluminum                    Aluminum
Bore x Stroke      101.6 x       107.95 x      103.0 x
                                   &nbs                    (4.00 x       (4.25 x       (4.05 x
                    3.62")        4.37")        3.90")
Displacement       5967 cc       8129 cc       6599 cc
                   (364 cu.in.) (496 cu.in.) (403 cu.in.)
Compression Ratio 9.4:1         9.1:1         17.5:1
Fuel               Regular       Regular       Diesel
                   Unleaded      Unleaded
Fuel Induction     Sequential-   Sequential-   High-
                   Port F.I.     Port F.I.     pressured
                                                common rail
Horsepower         300 hp @      340 hp @      300 hp @
                   4400 rpm      4200 rpm      3100 rpm
Torque             360 lb.-ft.   455 lb.-ft.   520 lb.-ft.
                   @ 4000 rpm    @ 3200 rpm    @ 1800 rpm

LAYOUT Front engine / 2WD (rear drive) and 4x4

                                        TRANSMISSIONS      4-Speed       4-Speed       5-Speed
                   Electronic    Heavy-Duty    Manual
                   1985 2.5L EFI engine replaces 2.2L

Is a 6.6 L V8 gas or diesel?

GM 6.6 Liter V-8 L8T Engine The L8T V8 is a gasoline engine produced by General Motors for use in Heavy Duty pickup trucks. The engine displaces 6.6 liters in a V8 configuration and an OverHead Valve (OHV) layout otherwise referred to as push-rod.

Is the Chevy 6.6 gas or diesel?

Customers can choose a new, standard 6.6L V-8 gas engine with direct injection, rated at 401 hp and 464 lb-ft of torque. That's an 11-percent increase in horsepower and a 22-percent increase in peak torque, respectively, compared to the previous gas engine, contributing to an 18-percent increase in towing capability.

Are Chevy 2500 diesels reliable?

The Chevrolet Silverado 2500 HD Reliability Rating is 3.0 out of 5.0, which ranks it 9th out of 17 for fullsize trucks.

What is the Chevy 6.6 gas engine?

6.6L V-8 L8T Features Direct injection technology provides precise fuel control and enables a higher compression ratio that broadens the torque curve and contributes to a power output of 401 hp. This broad torque band provides a stronger feeling of on-demand power at all speeds.