2006 GMC SIERRA check engine

Parking Brake and Automatic
Transmission Park (P) Mechanism Check
{CAUTION:
When you are doing this check, your vehicle
could begin to move. You or others could be
injured and property could be damaged. Make
sure there is room in front of your vehicle in
case it begins to roll. Be ready to apply the
regular brake at once should the vehicle begin
to move.
Park on a fairly steep hill, with the vehicle facing downhill.
Keeping your foot on the regular brake, set the parking
brake.
To check the parking brake’s holding ability: With the
engine running and transmission in NEUTRAL (N),
slowly remove foot pressure from the regular brake
pedal. Do this until the vehicle is held by the parking
brake only.
To check the PARK (P) mechanism’s holding ability:
With the engine running, shift to PARK (P). Then
release the parking brake followed by the regular
brake.
Contact your GM Goodwrench
®dealer if service is
required.
Underbody Flushing Service
At least every spring, use plain water to ush any
corrosive materials from the underbody. Take care to
clean thoroughly any areas where mud and other debris
can collect.
Recommended Fluids and
Lubricants (Gasoline Engine)
This maintenance section applies to vehicles with a
gasoline engine. If your vehicle has a diesel engine, see
the maintenance schedule section in the DURAMAX
®
Diesel Engine Supplement.
Fluids and lubricants identied below by name, part
number, or specication may be obtained from
your dealer.
6-14

Cargo Lamp Light...........................................3-50
Center Console Storage Area...........................2-79
Center Front Passenger Position, Safety Belts....1-25
Center High-Mounted Stoplamp (CHMSL) and
Cargo Lamp...............................................5-67
Chains, Tire...................................................5-89
Check
Engine Light...............................................3-46
Checking Things Under the Hood......................5-12
Chemical Paint Spotting.................................5-120
Child Restraints
Child Restraint Systems...............................1-37
Infants and Young Children...........................1-33
Lower Anchors and Tethers for Children..........1-42
Older Children.............................................1-31
Securing a Child Restraint in a
Rear Seat Position...................................1-54
Securing a Child Restraint in the
Center Front Seat Position........................1-56
Securing a Child Restraint in the Right
Front Seat Position (Crew Cab)..................1-57
Securing a Child Restraint in the Right
Front Seat Position
(Regular and Extended Cab).............1-59, 1-65
Where to Put the Restraint...........................1-40
Chime Level Adjustment.................................3-133
Cigarette Lighter.............................................3-20Cleaning
Aluminum or Chrome-Plated Wheels.............5-118
Exterior Lamps/Lenses................................5-117
Fabric/Carpet............................................5-114
Finish Care...............................................5-117
Inside of Your Vehicle.................................5-113
Instrument Panel, Vinyl, and Other Plastic
Surfaces...............................................5-115
Leather....................................................5-115
Tires........................................................5-119
Underbody Maintenance.............................5-120
Washing Your Vehicle.................................5-116
Weatherstrips............................................5-116
Windshield and Wiper Blades......................5-118
Climate Control System...................................3-21
Dual..........................................................3-22
Dual Automatic............................................3-25
Outlet Adjustment........................................3-30
Clutch, Hydraulic.............................................5-34
Coinholder(s)..................................................2-79
Collision Damage Repair..................................7-10
Comfort Guides, Rear Safety Belt.....................1-29
Content Theft-Deterrent....................................2-19
Control of a Vehicle.......................................... 4-5
Coolant
Engine Temperature Gage............................3-43
Heater, Engine............................................2-25
Surge Tank Pressure Cap.............................5-37
3

E
Electrical System
Add-On Equipment.....................................5-123
Center Instrument Panel Fuse Block.............5-126
Fuses and Circuit Breakers.........................5-123
Instrument Panel Fuse Block.......................5-124
Power Windows and Other Power Options....5-123
Underhood Fuse Block...............................5-127
Windshield Wiper Fuses.............................5-123
Engine
Air Cleaner/Filter.........................................5-25
Battery.......................................................5-51
Check and Service Engine Soon Light............3-46
Coolant......................................................5-35
Coolant Heater............................................2-25
Coolant Temperature Gage...........................3-43
Drive Belt Routing.......................................6-19
Engine Compartment Overview......................5-14
Exhaust.....................................................2-57
Fan Noise..................................................5-45
Oil .............................................................5-20
Oil Life System...........................................5-23
Overheated Protection Operating Mode...........5-39
Overheating................................................5-37
Starting......................................................2-23Entry Lighting.................................................3-19
Event Data Recorders (EDR)............................. 7-9
Exit Lighting...................................................3-19
Extender, Safety Belt.......................................1-30
F
Filter
Engine Air Cleaner......................................5-25
Finish Damage.............................................5-120
Fixed Mast Antenna.......................................3-132
Flash-to-Pass................................................... 3-9
Flat Tire........................................................5-90
Flat Tire, Changing.........................................5-91
Flat Tire, Storing...........................................5-108
Fluid
Automatic Transmission........................5-28, 5-30
Manual Transmission....................................5-33
Power Steering...........................................5-45
Windshield Washer......................................5-46
Fog Lamps....................................................3-17
Four-Wheel Drive....................................2-38, 5-59
Four-Wheel-Drive Light....................................3-50
Front Axle......................................................5-60
Front Reading Lamps......................................3-19
Front Storage Area.........................................2-79
5

Mirrors (cont.)
Automatic Dimming Rearview with OnStar®,
Compass and Temperature Display.............2-61
Manual Rearview Mirror................................2-59
Outside Automatic Dimming Mirror.................2-71
Outside Camper-Type Mirrors........................2-68
Outside Convex Mirror.................................2-72
Outside Curb View Assist Mirrors...................2-72
Outside Heated Mirrors................................2-72
Outside Manual Mirrors................................2-68
Outside Power Foldaway Mirrors....................2-71
Outside Power Mirrors..................................2-70
Outside West Coast-Type Mirrors...................2-70
MyGMLink.com................................................ 7-3
N
New Vehicle Break-In......................................2-21
Noise Control System, Tampering......................5-62
Normal Maintenance Replacement Parts............6-18
O
Odometer......................................................3-33
Odometer, Trip...............................................3-33
Off-Road Driving.............................................4-16
Off-Road Recovery..........................................4-13Oil
Engine.......................................................5-20
Pressure Gage............................................3-48
Oil, Engine Oil Life System..............................5-23
Older Children, Restraints................................1-31
Online Owner Center........................................ 7-3
OnStar
®System, see OnStar®Manual...............2-73
Other Warning Devices...................................... 3-6
Outlet Adjustment............................................3-30
Outside
Automatic Dimming Mirror.............................2-71
Camper-Type Mirrors....................................2-68
Convex Mirror.............................................2-72
Curb View Assist Mirrors..............................2-72
Heated Mirrors............................................2-72
Manual Mirrors............................................2-68
Power Foldaway Mirrors...............................2-71
Power Mirrors.............................................2-70
West Coast-Type Mirrors..............................2-70
Overheated Engine Protection Operating Mode . . . 5-39
Owner Checks and Services.............................6-11
Owners, Canadian............................................... ii
9

Rearview Mirror, Automatic Dimming with
OnStar®and Compass.................................2-59
Rearview Mirror, Automatic Dimming with
OnStar
®, Compass and Temperature Display . . . 2-61
Rearview Mirrors.............................................2-59
Reclining Seatbacks.......................................... 1-6
Recommended Fluids and Lubricants.................6-14
Recovery Hooks.............................................4-47
Recreational Vehicle Towing.............................4-62
Remote Keyless Entry System............................ 2-4
Remote Keyless Entry System, Operation............ 2-5
Removing the Flat Tire and Installing the
Spare Tire..................................................5-96
Removing the Spare Tire and Tools...................5-92
Replacement Bulbs.........................................5-70
Reporting Safety Defects
Canadian Government..................................7-14
General Motors...........................................7-14
United States Government............................7-13
Restraint System Check
Checking the Restraint Systems....................1-87
Replacing Restraint System Parts
After a Crash..........................................1-88
Retained Accessory Power (RAP)......................2-23
Right Front Passenger Position, Safety Belts......1-25
Roadside
Assistance Program....................................... 7-6
Rocking Your Vehicle to Get it Out....................4-46
Routing, Engine Drive Belt...............................6-19
Running the Engine While Parked.....................2-58
S
Safety Belt
Reminder Light............................................3-34
Safety Belts
Care of....................................................5-116
Center Front Passenger Position....................1-25
Driver Position............................................1-16
How to Wear Safety Belts Properly................1-16
Questions and Answers About Safety Belts.....1-15
Rear Safety Belt Comfort Guides...................1-29
Rear Seat Passengers.................................1-26
Right Front Passenger Position......................1-25
Safety Belt Extender....................................1-30
Safety Belt Use During Pregnancy.................1-24
Safety Belts Are for Everyone.......................1-11
Safety Warnings and Symbols.............................. iii
Scheduled Maintenance..................................... 6-4
Seatback Latches............................................. 1-8
Seats
Head Restraints............................................ 1-7
Heated Seats............................................... 1-5
Manual........................................................ 1-3
Memory.....................................................2-83
Power Lumbar.............................................. 1-4
Power Seats................................................. 1-4
Rear Seat Operation...............................1-8, 1-9
Reclining Seatbacks...................................... 1-6
Seatback Latches.......................................... 1-8
Secondary Latch System................................5-105
11