2006 GMC Sierra Specifications

Specifications

2001 2002 2003 2004 2005 2006

Features

Engine Location :	Front
Drive Type :	Rear Wheel (standard), 4WD
Production Years for Series :	1999 - 2006
Weight :	4211 lbs \| 1910.077 kg
MPG City :	16
MPG Highway :	21

Engine & Transmission

V 6 \| Vortec™ 4300
Displacement :	4300 cc \| 262.4 cu in. \| 4.3 L.
Power :	195 HP (143.52 KW) @ 4400 RPM
Torque :	260 Ft-Lbs (353 NM) @ 2800 RPM
Bore :	4.0 in \| 102 mm.
Stroke :	3.5 in \| 88 mm.
Compression :	9.2:1
Valvetrain :	16 OHV (2.7 valves per cylinder)
Construction :	Cast-iron block and head
Sequential Fuel Injection
Redline :	5600 RPM
Ignition system :	Direct composite distributor, platinum-tipped spark plugs, low-resistance spark plug wires

V 8
Displacement :	4800 cc \| 292.9 cu in. \| 4.8 L.
Power :	285 HP (209.76 KW) @ 5200 RPM
Torque :	295 Ft-Lbs (400 NM) @ 4000 RPM
Bore :	3.8 in \| 96 mm.
Stroke :	3.3 in \| 83 mm.
Compression :	9.5:1
Valvetrain :	16 OHV (2.0 valves per cylinder)
Cylinder Block :	Cast-iron
Cylinder Head :	Cast-Aluminum
Sequential Fuel Injection
Redline :	5600 RPM
Ignition system :	Coil near plug, composite distributor, platinum-tipped spark plugs, low-resistance spark plug wires

V 8
Displacement :	5300 cc \| 323.4 cu in. \| 5.3 L.
Power :	295 HP (217.12 KW) @ 5200 RPM
Torque :	335 Ft-Lbs (454 NM) @ 4000 RPM
Bore :	3.8 in \| 96 mm.
Stroke :	3.6 in \| 92 mm.
Compression :	9.5:1
Valvetrain :	16 OHV (2.0 valves per cylinder)
Cylinder Block :	Cast-iron
Cylinder Head :	Cast-Aluminum
Sequential Fuel Injection
Redline :	5600 RPM
Ignition system :	Coil near plug, composite distributor, platinum-tipped spark plugs, low-resistance spark plug wires

V 8 \| Aluminum block with steel cylinder sleeves
Displacement :	5300 cc \| 323.4 cu in. \| 5.3 L.
Power :	310 HP (228.16 KW) @ 5200 RPM
Torque :	335 Ft-Lbs (454 NM) @ 4000 RPM
Bore :	3.8 in \| 96 mm.
Stroke :	3.6 in \| 92 mm.
Compression :	9.9:1
Valvetrain :	16 OHV (2.0 valves per cylinder)
Cylinder Block :	Aluminum
Cylinder Head :	Cast-Aluminum
Sequential Fuel Injection
Redline :	5600 RPM
Ignition system :	Coil near plug, composite distributor, platinum-tipped spark plugs, low-resistance spark plug wires

V 8
Displacement :	6000 cc \| 366.1 cu in. \| 6.0 L.
Power :	345 HP (253.92 KW) @ 5200 RPM
Torque :	380 Ft-Lbs (515 NM) @ 4000 RPM
Bore :	4.0 in \| 102 mm.
Stroke :	3.6 in \| 92 mm.
Compression :	10:1
Valvetrain :	16 OHV (2.0 valves per cylinder)
Cylinder Block :	Cast-iron
Cylinder Head :	Cast-Aluminum
Sequential Fuel Injection
Redline :	5600 RPM
Ignition system :	Coil near plug, platinum-tipped spark plugs, low-resistance spark plug wires

Transmission:
5 Manual NV3500 (MG5) ; with overdrive , 4 Automatic Hydra-Matic 4L60-E; electronically controlled with overdrive , 5 Manual NV4500 (MW3) , 4 Automatic Hydra-Matic 4L80-E , 4 Automatic Hydra-Matic 4L85-E (Sierra Denali)

Gear Ratios

1st Gear :	4.02
2nd Gear :	2.32
3rd Gear :	1.40
4th Gear :	1.00
5th Gear :	0.73

Handling

Recall

Component	EXTERIOR LIGHTING:HEADLIGHTS
Manufacturer	DOPE, INC.
NHTSA Campaign ID	09E025000
Summary	DOPE, INC. IS RECALLING 42,540 COMBINATION CORNER AND BUMPER LAMP ASSEMBLIES OF VARIOUS PART NUMBERS SOLD FOR USE AS AFTERMARKET EQUIPMENT FOR VARIOUS PASSENGER VEHICLES. THESE HEADLAMPS FAIL TO CONFORM TO THE REQUIREMENTS OF FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 108, 'LAMPS, REFLECTIVE DEVICES, AND ASSOCIATED EQUIPMENT.' THESE LAMPS DO NOT CONTAIN THE REQUIRED AMBER SIDE REFLECTORS.
Consequence	DECREASED LIGHTING VISIBILITY MAY RESULT IN A VEHICLE CRASH.
Remedy	DOPE, INC. WILL NOTIFY OWNERS AND OFFER A FULL REFUND FOR THE NONCOMPLIANT COMBINATION LAMPS. THE SAFETY RECALL BEGAN ON JULY 28, 2009. OWNERS MAY CONTACT DOPE, INC. AT 1-626-272-1798.
Notes	THIS RECALL ONLY PERTAINS TO AFTERMARKET REPLACEMENT EQUIPMENT AND HAS NO RELATION TO ANY ORIGINAL EQUIPMENT INSTALLED ON VEHICLES PRODUCED BY THE VEHICLE MANUFACTURER.IN ORDER TO DETERMINE IF YOUR AFTERMARKET LAMP ASSEMBLY IS AFFECTED BY THIS NONCOMPLIANCE, PLEASE REVIEW THE LIST OF MODEL NUMBERS PROVIDED TO US BY DOPE, INC.THE LIST CAN BE FOUND UNDER 'DOCUMENT SEARCH' LOCATED AT THE BOTTOM OF YOUR SCREEN. OWNERS MAY ALSO CONTACT THE NATIONAL HIGHWAY TRAFFIC SAFETY ADMINISTRATION'S VEHICLE SAFETY HOTLINE AT 1-888-327-4236 (TTY 1-800-424-9153), OR GO TO

Component	EQUIPMENT:ELECTRICAL
Manufacturer	CEQUENT ELECTRICAL PRODUCTS
NHTSA Campaign ID	07E066000
Summary	CERTAIN CEQUENT 90 DEGREE 7-WAY RIGHT ANGLE ADAPTORS SOLD BY DISTRIBUTORS IN TOW PACKAGES FOR AFTERMARKET SALES TO TOW 5TH WHEEL RV TRAVEL TRAILERS. DUE TO INCORRECT WIRING OF THE HARNESS, THE TRAILER LIGHTS MAY NOT OPERATE PROPERLY.
Consequence	IF THE TRAILER LIGHTS ARE NOT WORKING PROPERLY, A VEHICLE CRASH CAN OCCUR.
Remedy	ALL OF THE DEFECTIVE TOW PACKAGES ARE STILL AT THE DISTRIBUTOR LEVEL AND HAVE NOT BEEN SOLD TO ANY CONSUMERS.
Notes	THIS RECALL ONLY PERTAINS TO AFTERMARKET CEQUENT TOW PACKAGES AND HAS NO RELATION TO ANY ORIGINAL EQUIPMENT INSTALLED ON DAIMLERCHRYSLER, GMC, OR FORD VEHICLES.CUSTOMERS MAY CONTACT THE NATIONAL HIGHWAY TRAFFIC SAFETY ADMINISTRATION'S VEHICLE SAFETY HOTLINE AT 1-888-327-4236 (TTY: 1-800-424-9153); OR GO TO SAFERCAR.GOV.

Component	ENGINE AND ENGINE COOLING
Manufacturer	GENERAL MOTORS CORP.
Mfr Report Date	20050501
NHTSA Campaign ID	06V289000
Summary	ON CERTAIN TRUCKS EQUIPPED WITH AN 8.1L V8 (RPO L8-VIN G) ENGINE HAVE A CONDITION IN WHICH THE ENGINE FUEL RAIL PULSE DAMPER RETAINER CLIP MAY FRACTURE RESULTING IN INADEQUATE RETENTION OF THE DAMPER.
Consequence	IF THE DAMPER COMES LOOSE, A FUEL LEAK MAY RESULT. FUEL LEAKAGE, IN THE PRESENCE OF AN IGNITION SOURCE, COULD RESULT IN A FIRE.
Remedy	DEALERS WILL REPLACE THE ENGINE FUEL RAIL PULSE DAMPER RETAINER CLIP FREE OF CHARGE. THE RECALL BEGAN ON AUGUST 31, 2006. OWNERS MAY CONTACT CHEVROLET AT 1-800-630-2438 AND GMC TRUCKS AT 1-866-996-9463.
Notes	GM RECALL NO. 06080.CUSTOMERS MAY ALSO CONTACT THE NATIONAL HIGHWAY TRAFFIC SAFETY ADMINISTRATION'S VEHICLE SAFETY HOTLINE AT 1-888-327-4236 (TTY 1-800-424-9153), OR GO TO SAFERCAR.GOV.

Component	STEERING:HYDRAULIC POWER ASSIST:HOSE, PIPING, AND CONNECTIONS
Manufacturer	GENERAL MOTORS CORP.
Mfr Report Date	20050701
NHTSA Campaign ID	05V455000
Summary	CERTAIN PASSENGER VEHICLES MAY HAVE BEEN BUILT WITH A POWER STEERING HOSE THAT IS NOT TO SPECIFICATION. UNDER EXTREME STEERING MANEUVERS, SUCH AS TURNING THE STEERING WHEEL FULLY TO THE LEFT OR RIGHT WHILE BRAKING, THE HOSE MAY FRACTURE AND LEAK FLUID.
Consequence	IF THIS WERE TO OCCUR, POWER STEERING ASSIST WOULD BE LOST AND INCREASED STEERING EFFORT WOULD BE REQUIRED. ON VEHICLES EQUIPPED WITH HYDRO-BOOST POWER BRAKES, IT COULD ALSO RESULT IN LOSS OF POWER BRAKE ASSIST AND INCREASED BRAKING EFFORT WOULD BE REQUIRED. IF THE POWER STEERING FLUID SPRAY WERE TO SPRAY ONTO HOT ENGINE PARTS, AN ENGINE COMPARTMENT FIRE COULD OCCUR.
Remedy	DEALERS WILL INSPECT THE POWER STEERING HOSE(S) FOR TWO SUSPECT DATE CODES AND REPLACE THEM IF REQUIRED. THE RECALL WILL BEGIN ON OCTOBER 14, 2005. OWNERS MAY CONTACT CHEVROLET AT 1-800-630-2438, GMC AT 1-866-996-9463, BUICK AT 1-866-608-8080, CADILLAC AT 1-866-982-2339, ISUZU AT 1-800-255-6727, OR HUMMER AT 1-800-732-5493.
Notes	GM RECALL NO. 05086.CUSTOMERS MAY ALSO CONTACT THE NATIONAL HIGHWAY TRAFFIC SAFETY ADMINISTRATION'S VEHICLE SAFETY HOTLINE AT 1-888-327-4236 (TTY 1-800-424-9153), OR GO TO SAFERCAR.GOV.

Component	EQUIPMENT:OTHER:LABELS
Manufacturer	GENERAL MOTORS CORP.
Mfr Report Date	20050901
NHTSA Campaign ID	05V552000
Summary	CERTAIN TRUCKS AND SPORT UTILITY VEHICLES FAIL TO CONFORM TO THE REQUIREMENTS OF FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 110, 'TIRE SELECTION AND RIMS.' THESE VEHICLES WERE SHIPPED WITH TIRE AND LOADING INFORMATION LABELS LISTING AN INACCCURATE VEHICLE CAPACITY WEIGHT.
Consequence	A MISPRINTED LABEL COULD LEAD TO IMPROPER VEHICLE LOADING SPECIFICATIONS OR TIRE INFLATION WHICH COULD RESULT IN A TIRE FAILURE, INCREASING THE RISK OF A CRASH.
Remedy	OWNERS WILL BE PROVIDED WITH CORRECTED LABELS AND INSTALLATION INSTRUCTIONS. AT THE CUSTOMER'S OPTION, A DEALER CAN INSTALL THE LABEL FOR THEM. THE RECALL BEGAN ON MARCH 31, 2006. OWNERS MAY CONTACT BUICK AT 1-866-608-8080, CADILLAC AT 1-866-982-2339, CHEVROLET AT 1-800-630-2438, GMC AT 1-866-996-9463, HUMMER AT 1-800-732-5493, PONTIAC AT 1-800-620-7668, SATURN AT 1-800-972-8876, OR ISUZU AT 1-800-255-6727.
Notes	GM RECALL NO. 05109.CUSTOMERS MAY ALSO CONTACT THE NATIONAL HIGHWAY TRAFFIC SAFETY ADMINISTRATION'S VEHICLE SAFETY HOTLINE AT 1-888-327-4236 (TTY 1-800-424-9153), OR GO TO SAFERCAR.GOV.

Component	WHEELS:RIM
Manufacturer	GENERAL MOTORS CORP.
Mfr Report Date	20060401
NHTSA Campaign ID	06V307000
Summary	CERTAIN SPORT UTILITY VEHICLES AND TRUCKS FAIL TO COMPLY WITH THE REQUIREMENTS OF FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 110, 'TIRE SELECTION AND RIMS.' THESE VEHICLES HAVE AN INCOMPLETE TIRE RIM DESIGNATION ON THE CERTIFICATION/TIRE LABEL LOCATED ON THE DRIVER'S DOOR EDGE. IN ADDITION, THE LABEL MAY ALSO BE MISSING THE TIRE LOAD RATING ON THE LABEL. ALTHOUGH THIS INFORMATION IS NOT REQUIRED BY THE STANDARD, IF A TIRE OF A LESSER LOAD RATING IS INSTALLED, THE TIRE MAY NOT BE ABLE TO SUSTAIN THE LOADS ENCOUNTERED DURING USE.
Consequence	IF A CUSTOMER REPLACES A WHEEL AND ONLY RELIES ON THE RIM SIZE DESIGNATION THAT IS INDICATED ON THE LABEL, A WHEEL THAT IS OF A DIFFERENT RIM CONTOUR DESIGNATION MAY BE INSTALLED. IT MAY BE DIFFICULT OR IMPOSSIBLE TO MOUNT THE TIRE ON A WHEEL WITH THE WRONG CONTOUR. IF THE TIRE IS MOUNTED ON THE WHEEL WITH THE WRONG CONTOUR, THE WHEEL AND TIRE MAY NOT PERFORM AS INTENDED, WHICH COULD INCREASE THE RISK OF A CRASH.
Remedy	A LABEL THAT WILL CORRECT THE LABEL ORIGINALLY INSTALLED WILL BE MAILED TO CONSUMERS ALONG WITH INSTALLATION INSTRUCTIONS. THE CUSTOMER WILL HAVE THE OPTION FOR DEALERS TO INSTALL THE LABEL. THE RECALL BEGAON ON NOVEMBER 7, 2006. OWNERS SHOULD CONTACT CADILLAC AT 1-866-982-2239, CHEVROLET AT 1-800-630-2438, AND GMC TRUCKS AT 1-866-996-9463.
Notes	GM RECALL NO. 06079.CUSTOMERS MAY ALSO CONTACT THE NATIONAL HIGHWAY TRAFFIC SAFETY ADMINISTRATION'S VEHICLE SAFETY HOTLINE AT 1-888-327-4236 (TTY 1-800-424-9153), OR GO TO SAFERCAR.GOV.

Information provided by NHTSA
Data updated June 2024

Available Exterior Colors

2006 GMC Sierra FAQs (show)

Popular frequently asked questions include:

What are the dimension and mechanical specifications of the 2006 GMC Sierra?
How many 2006 GMC Sierra were produced?
How powerful was the 2006 GMC Sierra? Was the 2006 GMC Sierra popular? Was the 2006 GMC Sierra expensive? What was the fuel economy of the 2006 GMC Sierra?

Q: What is the wheelbase size of the 2006 GMC Sierra? A: The 2006 GMC Sierra has wheelbase sizes of 119.00-, 134.00-, 143.50-, 157.50-inches.

Q: What is the length of the 2006 GMC Sierra? A: The 2006 GMC Sierra has lengths of 205.70-, 220.20-, 230.20-, 249.00-inches.

Q: What is the width of the 2006 GMC Sierra? A: The 2006 GMC Sierra has a width of 78.50 inches.

Q: How much headroom does the 2006 GMC Sierra have?A: The 2006 GMC Sierra has 40.70- to 41.00-inches of headroom.

Q: How much legroom does the 2006 GMC Sierra have?A: The 2006 GMC Sierra has legroom of 41.30 inches.

Q: What is the 2006 GMC Sierra's towing capacity?A: The 2006 GMC Sierra has a towing capaicty of 6400.00 lbs.

Q: What were the bodystyles of the 2006 GMC Sierra? A: The 2006 GMC Sierra was offered as a Crew Cab Short Box, Extended Cab Long Box, Extended Cab Short Box, Extended Cab Standard Box, Regular Cab, Regular Cab Long Box.

Q: What engines did the 2006 GMC Sierra have? A: The 2006 GMC Sierra had the following engine options: V 6 (4300 cc | 262.4 cu in. | 4.3 L.) with 195 HP (143.52 KW) @ 4400 RPM and 260 Ft-Lbs (353 NM) @ 2800 RPM

V 8 (4800 cc | 292.9 cu in. | 4.8 L.) with 285 HP (209.76 KW) @ 5200 RPM and 295 Ft-Lbs (400 NM) @ 4000 RPM

V 8 (5300 cc | 323.4 cu in. | 5.3 L.) with 295 HP (217.12 KW) @ 5200 RPM and 335 Ft-Lbs (454 NM) @ 4000 RPM

V 8 (5300 cc | 323.4 cu in. | 5.3 L.) with 310 HP (228.16 KW) @ 5200 RPM and 335 Ft-Lbs (454 NM) @ 4000 RPM

V 8 (6000 cc | 366.1 cu in. | 6.0 L.) with 345 HP (253.92 KW) @ 5200 RPM and 380 Ft-Lbs (515 NM) @ 4000 RPM

Q: What transmissions did the 2006 GMC Sierra have? A: The 2006 GMC Sierra had the following gearbox options: 5 speed Manual NV3500 (MG5) ; with overdrive, 4 speed Automatic Hydra-Matic 4L60-E; electronically controlled with overdrive, 5 speed Manual NV4500 (MW3), 4 speed Automatic Hydra-Matic 4L80-E, 4 speed Automatic Hydra-Matic 4L85-E (Sierra Denali).