Owner's Manual
Page 7
Maintenance Schedule This section tells when to perform vehicle maintenance and what to use your vehicle running properly and looking good. GMC 8-10. The 1998 GMC Sonoma Owner's Manual 1-1 2-1 Seats and Restraint Systems This section tells you how to use . Your Driving and the Road Here you'll find You something you wantto read. 3-1 4-1 5-1 6-1 7-1 8-1 9-1 Service and Appearance Care Here the manual tells you information on "Reporting Safety Defects" on the...
Maintenance Schedule This section tells when to perform vehicle maintenance and what to use your vehicle running properly and looking good. GMC 8-10. The 1998 GMC Sonoma Owner's Manual 1-1 2-1 Seats and Restraint Systems This section tells you how to use . Your Driving and the Road Here you'll find You something you wantto read. 3-1 4-1 5-1 6-1 7-1 8-1 9-1 Service and Appearance Care Here the manual tells you information on "Reporting Safety Defects" on the...
Owner's Manual
Page 19
...rear seat area. Easy Entry Seat (Extended Cab) The right front bucket or split-bench seat of your vehicle makes it easy to be 11 If an easy entry right front seat isn't locked,it is locked. Always press rearward on an easy entry seat to get out. 1-5 To fold the front seatback forward, rotate the handle on the side of the rear vehicle...forward in and out of the seat rearward and pull the seatback forward. In a sudden stopor crash, the person sitting there could cause injury to sure it can move the seat rearward until the latch catches. To return the seatback...
...rear seat area. Easy Entry Seat (Extended Cab) The right front bucket or split-bench seat of your vehicle makes it easy to be 11 If an easy entry right front seat isn't locked,it is locked. Always press rearward on an easy entry seat to get out. 1-5 To fold the front seatback forward, rotate the handle on the side of the rear vehicle...forward in and out of the seat rearward and pull the seatback forward. In a sudden stopor crash, the person sitting there could cause injury to sure it can move the seat rearward until the latch catches. To return the seatback...
Owner's Manual
Page 65
... (Automatic Transmission Only) Shifting Out of PARK (P) (Automatic Transmission) Parking Over Things That Burn 2-27 2-27 2-28 2-28 2-3 1 2-33 2-33 2-39 2-4 1 2-43 2-45 2-46 2-47 2-48 2-49 2-50 2-53 Engine Exhaust Running Your Engine While You're Parked (Automatic Transmission) Locking Rear Axle (If Equipped) Four-wheel Drive (If Equipped) Windows Tilt Wheel (If Equipped) Turn Signal/Multifunction Lever Exterior Lamps Interior Lamps Mirrors Storage Compartments Ashtray and Cigarette Lighter Sun Visors Accessory Power Outlets (If Equipped) Instrument Panel Instrument Panel Cluster Warning Lights...
... (Automatic Transmission Only) Shifting Out of PARK (P) (Automatic Transmission) Parking Over Things That Burn 2-27 2-27 2-28 2-28 2-3 1 2-33 2-33 2-39 2-4 1 2-43 2-45 2-46 2-47 2-48 2-49 2-50 2-53 Engine Exhaust Running Your Engine While You're Parked (Automatic Transmission) Locking Rear Axle (If Equipped) Four-wheel Drive (If Equipped) Windows Tilt Wheel (If Equipped) Turn Signal/Multifunction Lever Exterior Lamps Interior Lamps Mirrors Storage Compartments Ashtray and Cigarette Lighter Sun Visors Accessory Power Outlets (If Equipped) Instrument Panel Instrument Panel Cluster Warning Lights...
Owner's Manual
Page 78
... excessive heat can damage your engine getswarm. Once the key is turned from RUN to OFF, these features will continue to work when the ignition key is in NEUTRAL (N) and the parking brake engaged. Your vehicle won 't start if the clutch pedal is not all the way down as your starter motor. 2-14 - that 's a safety feature. To restart when you could damage the transmission. The idle speed will go of the key. Manual Transmission The gear...
... excessive heat can damage your engine getswarm. Once the key is turned from RUN to OFF, these features will continue to work when the ignition key is in NEUTRAL (N) and the parking brake engaged. Your vehicle won 't start if the clutch pedal is not all the way down as your starter motor. 2-14 - that 's a safety feature. To restart when you could damage the transmission. The idle speed will go of the key. Manual Transmission The gear...
Owner's Manual
Page 89
... to drive, move the shift lever into PARK (P) as you can 't shift outof PARK (P), try this: 1. Shift to OFF. Then move the shift lever out of the pressure from the parking pawl in the transmission, so you can shift from PARK (P) when the ignition is called "torque lock." To prevent torque lock, set the parking brake and then shift into PARK (P) properly, the weight of PARK (P). 2. Turn the key to NEUTRAL (N). 4. Have the vehicle fixed...
... to drive, move the shift lever into PARK (P) as you can 't shift outof PARK (P), try this: 1. Shift to OFF. Then move the shift lever out of the pressure from the parking pawl in the transmission, so you can shift from PARK (P) when the ignition is called "torque lock." To prevent torque lock, set the parking brake and then shift into PARK (P) properly, the weight of PARK (P). 2. Turn the key to NEUTRAL (N). 4. Have the vehicle fixed...
Owner's Manual
Page 132
... floor outlets. /J +e +e +@ BI-LEVEL: Air is delivered through the windshield defroster outlets. Standard Climate Control System OFF: This setting turns the system off. Temperature Knob The middle knob on the left side of your vehicle. II"l Fan Control The knob on the control panel lets you select the relative temperature of the air flowing into the passenger area of the heating system control panel controls the fan speed...
... floor outlets. /J +e +e +@ BI-LEVEL: Air is delivered through the windshield defroster outlets. Standard Climate Control System OFF: This setting turns the system off. Temperature Knob The middle knob on the left side of your vehicle. II"l Fan Control The knob on the control panel lets you select the relative temperature of the air flowing into the passenger area of the heating system control panel controls the fan speed...
Owner's Manual
Page 133
... provides maximum cooling with the least amount of the heating system control panel controls the fan speed. Fan Control The knob on the left side of work. Optional Climate Control System Mode Knob The right knob on the control panel allows you select the relative temperature of the air flowing into the passenger area of the air through the floor outlets.The air conditioningcompressor is not working when VENT...
... provides maximum cooling with the least amount of the heating system control panel controls the fan speed. Fan Control The knob on the left side of work. Optional Climate Control System Mode Knob The right knob on the control panel allows you select the relative temperature of the air flowing into the passenger area of the air through the floor outlets.The air conditioningcompressor is not working when VENT...
Owner's Manual
Page 135
... move the fan control to high for a few moments before driving off. Your vehicle's ventilation system supplies outside air to -side by selecting any mode and any other obstruction (such as leaves). When the vehicle is moving , you enter a vehicle in extreme humid or cold conditions. The heater and defroster will find air outlets in the center of your windows. You will work far...
... move the fan control to high for a few moments before driving off. Your vehicle's ventilation system supplies outside air to -side by selecting any mode and any other obstruction (such as leaves). When the vehicle is moving , you enter a vehicle in extreme humid or cold conditions. The heater and defroster will find air outlets in the center of your windows. You will work far...
Owner's Manual
Page 202
... best performance if you spread out the weight of this section. For more information, see "Towing a Trailer" later in this pickup,contact the GM Zone Office for your area. (See the "Warranty and Owner Assistance" booklet for advice and information about towing a trailer with your passengers could be done to Chassis Cab General Motors is too heavy, the brakes may not work well...
... best performance if you spread out the weight of this section. For more information, see "Towing a Trailer" later in this pickup,contact the GM Zone Office for your area. (See the "Warranty and Owner Assistance" booklet for advice and information about towing a trailer with your passengers could be done to Chassis Cab General Motors is too heavy, the brakes may not work well...
Owner's Manual
Page 225
..., pull over, stop, and park your heater to full hot at the highest fan speed and open the window as normal idle speed. But then, if you still have the warning, turn it cools down. You may decide not to lift the hood but see if the warning stops. If you're in a traffic jam, shift to normal idle speed after high-speed driving. Stop after two or...
..., pull over, stop, and park your heater to full hot at the highest fan speed and open the window as normal idle speed. But then, if you still have the warning, turn it cools down. You may decide not to lift the hood but see if the warning stops. If you're in a traffic jam, shift to normal idle speed after high-speed driving. Stop after two or...
Owner's Manual
Page 251
...28 6-28 Service Fuel Fuels in Foreign Countries Filling Your Tank Filling a Portable Fuel Container Checking Things Under the Hood Engine Oil Air Cleaner Automatic Transmission Fluid Manual Transmission Fluid Hydraulic Clutch Rear Axle Four- Section 6 Service and Appearance Care Here you will find information about your vehicle. Wheel Drive Engine Coolant Radiator Pressure Cap Thermostat Power Steering Fluid 6-29 6-30 6-34 6-35 6-40 6-42 6-5 1 6-52 6-55 6-56 6-60 6-6 1 6-6 1 6-62 6-68 6-68 6-7 1 Windshield Washer Fluid Brakes Battery Bulb Replacement Windshield Wiper Blade Replacement Tires...
...28 6-28 Service Fuel Fuels in Foreign Countries Filling Your Tank Filling a Portable Fuel Container Checking Things Under the Hood Engine Oil Air Cleaner Automatic Transmission Fluid Manual Transmission Fluid Hydraulic Clutch Rear Axle Four- Section 6 Service and Appearance Care Here you will find information about your vehicle. Wheel Drive Engine Coolant Radiator Pressure Cap Thermostat Power Steering Fluid 6-29 6-30 6-34 6-35 6-40 6-42 6-5 1 6-52 6-55 6-56 6-60 6-6 1 6-6 1 6-62 6-68 6-68 6-7 1 Windshield Washer Fluid Brakes Battery Bulb Replacement Windshield Wiper Blade Replacement Tires...
Owner's Manual
Page 268
...driving: When outside temperatures are above 90°F (32°C). While pulling a trailer. Should the fluid level be at idle for quite a while. 0 Checking Transmission FluidHot Get the vehicle warmed up by driving about 15 miles...drive the vehicle in hot weather. Checking the Fluid Hot or Cold In heavy traffic -- To get the right reading, the fluid should be low during a cold check, you must perform a hot check before checking the transmission fluid level if you could come and fall onhot engine out parts or exhaustsystem parts, starting a fire. Keep the engine running...
...driving: When outside temperatures are above 90°F (32°C). While pulling a trailer. Should the fluid level be at idle for quite a while. 0 Checking Transmission FluidHot Get the vehicle warmed up by driving about 15 miles...drive the vehicle in hot weather. Checking the Fluid Hot or Cold In heavy traffic -- To get the right reading, the fluid should be low during a cold check, you must perform a hot check before checking the transmission fluid level if you could come and fall onhot engine out parts or exhaustsystem parts, starting a fire. Keep the engine running...
Owner's Manual
Page 283
... brake repair. Properly torqued wheel nuts are rotated, inspect brake pads for rotation or changing. When tires are necessary to GM specifications. The brake wear warning sound means that makea high-pitched warning sound when the brake pads are worn and new pads are pushing on the brake pedal firmly). If you have rear drum brakes, they don't have wear indicators, but if you ever hear a rear brake rubbing noise...
... brake repair. Properly torqued wheel nuts are rotated, inspect brake pads for rotation or changing. When tires are necessary to GM specifications. The brake wear warning sound means that makea high-pitched warning sound when the brake pads are worn and new pads are pushing on the brake pedal firmly). If you have rear drum brakes, they don't have wear indicators, but if you ever hear a rear brake rubbing noise...
Owner's Manual
Page 296
... same size, load range, speed rating and construction type (bias, bias-belted or radial) a s your vehicle. When you need a new tire if any of tread remaining. 0 The tire has a bump, bulge or split. whenit was new had a Tire Performance Criteria Specification (TPC Spec) number on your vehicle. You need , look at three or more places around the tire. When It's Time for New Tires One...
... same size, load range, speed rating and construction type (bias, bias-belted or radial) a s your vehicle. When you need a new tire if any of tread remaining. 0 The tire has a bump, bulge or split. whenit was new had a Tire Performance Criteria Specification (TPC Spec) number on your vehicle. You need , look at three or more places around the tire. When It's Time for New Tires One...
Owner's Manual
Page 334
... first). (See footnote #.) Check readfront axle fluidlevel and add fluid as needed . An Emission Control Service. 0 Lubricate chassis components (or every 3 months, whichever occurs first). (See footnote #.) DATE MILEAGE I 21,000 Miles (35 000 km) 0 Change engine oil and filter (or every 3 months, whichever occurs first). rSh&t TripKity Maintenance Schedule 18,000 Miles (30 000 km) I DATE 0 Change engine oil and filter (or every 3 months, whichever occurs...
... first). (See footnote #.) Check readfront axle fluidlevel and add fluid as needed . An Emission Control Service. 0 Lubricate chassis components (or every 3 months, whichever occurs first). (See footnote #.) DATE MILEAGE I 21,000 Miles (35 000 km) 0 Change engine oil and filter (or every 3 months, whichever occurs first). rSh&t TripKity Maintenance Schedule 18,000 Miles (30 000 km) I DATE 0 Change engine oil and filter (or every 3 months, whichever occurs...
Owner's Manual
Page 350
An Emission Control Service. Pressure test cooling system and pressure cap. Manual transmission fluid doesn't require change both the fluid and filter. See "Engine Coolant" in the lndex for what to use. An Emission Control Service. Inspect hoses. DATE I DATE MILEAGE 100,000 Miles (166 000 km) An Emission Control Service. 0 Replace spark plugs. An Emission Control Service. 0 If you haven't used your vehicle under severe service conditions listed previously and, therefore, haven't changed your automatic transmission fluid, change . 4.3L Engine Only: Inspect Positive ...
An Emission Control Service. Pressure test cooling system and pressure cap. Manual transmission fluid doesn't require change both the fluid and filter. See "Engine Coolant" in the lndex for what to use. An Emission Control Service. Inspect hoses. DATE I DATE MILEAGE 100,000 Miles (166 000 km) An Emission Control Service. 0 Replace spark plugs. An Emission Control Service. 0 If you haven't used your vehicle under severe service conditions listed previously and, therefore, haven't changed your automatic transmission fluid, change . 4.3L Engine Only: Inspect Positive ...
Owner's Manual
Page 388
... 1998 GMC SERVICE MANUALS Service Manuals havethe diagnosis and repairinformation on engines, transmission, axle, suspension, brakes, electrical, steering, body, etc. Box 07130 Detroit, MI 48207 OR ORDER TOLL FREE: 1-800-782-4356 Monday-Friday 8:OO AM - 6:OO PM EasternTme For Credit Card Orders Only (VISA-Mastercard-Discover) RETAIL SELL PRICE: $1 0.00 CURRENT & PAST MODEL ORDER FORMS SERVICE BULLETINS Service Publicationsare available for all models. RETAIL SELL PRICE:$40.00 OWNER'S INFORMATION Owner...
... 1998 GMC SERVICE MANUALS Service Manuals havethe diagnosis and repairinformation on engines, transmission, axle, suspension, brakes, electrical, steering, body, etc. Box 07130 Detroit, MI 48207 OR ORDER TOLL FREE: 1-800-782-4356 Monday-Friday 8:OO AM - 6:OO PM EasternTme For Credit Card Orders Only (VISA-Mastercard-Discover) RETAIL SELL PRICE: $1 0.00 CURRENT & PAST MODEL ORDER FORMS SERVICE BULLETINS Service Publicationsare available for all models. RETAIL SELL PRICE:$40.00 OWNER'S INFORMATION Owner...
Owner's Manual
Page 395
...59, 4-7 Brake System Warning ...2-58 2-56 Charging System ... 9-5 Tire ...5-22 JumpSeat ...1-6 Jump Starting ...5-3 J . K e y in the Ignition ... 2-10 Key Lock Cylinders Service ...7-43 Key Release Button ...2-13 2-6 Keyless Entry System ...Keys ...2-2 Ignition Positions ...2-12 7-45 Transmission Lock Check ...Illuminated Entry ...2-42 Inflation. Tire ...6-43 Inside Day/Night Rearview Mirror ...2-43 Inspections 7-47 Brakesystem ...DriveAxle ...7-47 7-46 Engine Cooling System ...Exhaust Systems ...7-46 Front Drive Axle Boot Seal ...7-46 Steering ...7-446 Suspension ...7-46 Throttle System...
...59, 4-7 Brake System Warning ...2-58 2-56 Charging System ... 9-5 Tire ...5-22 JumpSeat ...1-6 Jump Starting ...5-3 J . K e y in the Ignition ... 2-10 Key Lock Cylinders Service ...7-43 Key Release Button ...2-13 2-6 Keyless Entry System ...Keys ...2-2 Ignition Positions ...2-12 7-45 Transmission Lock Check ...Illuminated Entry ...2-42 Inflation. Tire ...6-43 Inside Day/Night Rearview Mirror ...2-43 Inspections 7-47 Brakesystem ...DriveAxle ...7-47 7-46 Engine Cooling System ...Exhaust Systems ...7-46 Front Drive Axle Boot Seal ...7-46 Steering ...7-446 Suspension ...7-46 Throttle System...
Owner's Manual
Page 397
... Services ...7-42 8- 12 Owner Publications. Use of ...2-25 Parking AtNight ...2-10 Brake ...2-22 7-45 Brake Mechanism Check ...Lots ...2-10 On Hills with a Trailer ...4-54 2-26 Over Things That Burn ...4-54 With a Trailer ...Your Vehicle, Manual Transmission ...2-26 Parts, Replacement ...6-69 Passing ...4-11 * Passlock @ -...2-10 Payload ...4-43 Periodic Maintenance Inspections ...7-46 Pickup Conversion to Chassis Cab ...4-46 Power AccessoryOutlets ...2-48 DoorLocks ...2-5 OptionFuses ...6-62 Remote Control Mirror ...2-44 Steering ...4-9 6-28 Steering Fluid ...Windows...
... Services ...7-42 8- 12 Owner Publications. Use of ...2-25 Parking AtNight ...2-10 Brake ...2-22 7-45 Brake Mechanism Check ...Lots ...2-10 On Hills with a Trailer ...4-54 2-26 Over Things That Burn ...4-54 With a Trailer ...Your Vehicle, Manual Transmission ...2-26 Parts, Replacement ...6-69 Passing ...4-11 * Passlock @ -...2-10 Payload ...4-43 Periodic Maintenance Inspections ...7-46 Pickup Conversion to Chassis Cab ...4-46 Power AccessoryOutlets ...2-48 DoorLocks ...2-5 OptionFuses ...6-62 Remote Control Mirror ...2-44 Steering ...4-9 6-28 Steering Fluid ...Windows...
Owner's Manual
Page 399
Mud. I9 Third Gear. Towing a Trailer ...Towing. Cleaning ...6-53 Starter Switch Check ...7-44 Starting Your Engine ...2- 14 Steam ...5-12 Steering In Emergencies ...4-10 Power ...4-9 2-33 Steering Wheel. Vehicle ...v Tachometer ...2-52 2-9 Tailgate ...Lubrication Service ...7-43 Taillamp Bulb Replacement ...6-40 3-25. 7-37 Tape Player Care ...2-10 Theft ...3-20 THEFTLOCK ...Thermostat ...6-28 Third. Ice or Snow ...5-33 Sunvisors ...2-47 Supplemental Inflatable Restraint ...1 - 19 Symbols. Recreational Vehicle ...Towing Your Vehicle ...Trailer Brakes ...Driving on Grades ...Driving ...
Mud. I9 Third Gear. Towing a Trailer ...Towing. Cleaning ...6-53 Starter Switch Check ...7-44 Starting Your Engine ...2- 14 Steam ...5-12 Steering In Emergencies ...4-10 Power ...4-9 2-33 Steering Wheel. Vehicle ...v Tachometer ...2-52 2-9 Tailgate ...Lubrication Service ...7-43 Taillamp Bulb Replacement ...6-40 3-25. 7-37 Tape Player Care ...2-10 Theft ...3-20 THEFTLOCK ...Thermostat ...6-28 Third. Ice or Snow ...5-33 Sunvisors ...2-47 Supplemental Inflatable Restraint ...1 - 19 Symbols. Recreational Vehicle ...Towing Your Vehicle ...Trailer Brakes ...Driving on Grades ...Driving ...
