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2003 Oldsmobile Alero Support Question

2003 Oldsmobile Alero Support Question

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Question posted by vldbard on December 30th, 2013

Why Did My Service Engine Soon Light Come On On My 2003 Oldsmobile Alero?

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Answer #1: Posted by joepleb972 on January 29th, 2014 6:17 PM
This answer was accepted by the poster of the original question.
joepleb972

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Simply put, the computer has detected a fault with the emissions, and has stored a code that can be retrieved with a scan tool.

Sometimes it's just a fluke, and if it isn't detected again in 3 drive cycles, the computer will clear the code and turn the ses light off by itself. But if the light never clears, you have a bad component that needs to be replaced.

Related Manual Pages

Owner's Manual - Page 2

... Your Vehicle ...4-1 Your Driving, the Road, and Your Vehicle ...4-2 Towing ...4-31 Service and Appearance Care ...5-1 5-3 Service ...Fuel ...5-5 Checking Things Under the Hood ...5-9 Headlamp Aiming ...5-47 Bulb Replacement ...5-... ...7-1 Customer Assistance iniorrnation ...7-2 Index ...1 -1: .- The 2003 Oldsmobile Alero Owner Manual Seats and Restraint Systems ...1-1 Front Seats ...1-2 ...
Owner's Manual - Page 95

...brake pedal down . For the best fuel economy, accelerate slowly and shift when the light comes on . This light will come on . 2-26 Don't shift down more than one gear at a time when you... button in as you downshift. You could lose control of your vehicle. When this light comes on the instrument panel cluster. Automatic Transaxle shown, Manual Transaxle similar To set the ...
Owner's Manual - Page 106

...Enhanced Traction System Warning Light ...3-29 Enhanced Traction System Active Light ...3-30 3-31 Engine Coolant Temperature Gage ...Low Coolant Warning Light ...3-31 Malfunction Indicator Lamp ...3-31 Oil Pressure Light ...3-34 Low Oil Level Light ...3-35 Change Engine Oil Light ...3-35 Security Light ...3-36 Cruise Control Light ...3-36 Low Washer Fluid Warning Light ...3-36 %??:ice '!ehic!n see...
Owner's Manual - Page 128

...'re a big help you or others from injury. As you are familiar with your vehicle. Warning lights come on when you will help . 3-23 Please follow this happens. Waiting to your vehicle's functions. ...that may be on briefly when you start the engine just to let you know they're working. When one of your warning lights and gages could also save you locate them.
Owner's Manual - Page 133

... 've pulled off the road and stop you have the vehicle towed for service. It may go closer to ON. Have your parking brake doesn't release fully. Up-Shift Light If your manual transaxle vehicle has this feature this light comes on when you if there's a problem. If one part isn't working well. BRAKE...
Owner's Manual - Page 134

... V ~~ section. Then start the engine. See Brake Sy~Sei~7 i a m j Light O/T page 3-28 earlier in this warning light should come on briefly as possible and turn the ignition off. Adjust your venicie may need service. If the light still stays on, or comes on when you're driving, stop as soon as you start the engine again to reset the...
Owner's Manual - Page 135

... go off . Enhanced Traction System Active Light If your vehicle needs service. 3-30 If the light doesn't come on then, have it fixed so it will stay on , press the button again. The light will be there to ON. If the traction control system is affected by an engine-related problem, the system will turn off...
Owner's Manual - Page 136

... the gage pointer moves into the red area, the light comes on and you hear a chime, your warranty. See Engine Overheating on page5-26 for information on Canada Your vehicle is low. Malfunction Indicator Lamp Service Engine Soon Light in the United States or Check Engine Light in your engine coolant has overheated. Your vehicle should be costly and is...
Owner's Manual - Page 137

The SERVICE ENGINE SOON or CHECK ENGINE light comes on your warranty. Malfunctions often will also come on, as it repaired. This system is also designed to assist your vehicle. Dealer or qualified service center diagnosis and service may be required. other than those of the original tires with this light to come on , after a while, your emission controls may not workas...
Owner's Manual - Page 138

... dries out. will usually be v v t I I C - - . - fuel quality ;&/iff cause your dealer or qualified service center check the vehicle. Your dealer has the proper test equipment and diagnostic tools to pass this inspectinn if the SERV!CE ENGINE SOON or CHECK ENGINE light is on acceleration. (These conditions may begin programs to fully install the cap...
Owner's Manual - Page 139

...light will go out when the engine is not receiving enough oil. Check your oil as soon as possible and have a low engine oil pressure problem, this light will stay on after you start your engine is running , the light will come... may have recently replaced your battery or if your vehicle serviced. Have it fixed immediately. Have it fixed right away. The diagnostic system is designed to your...
Owner's Manual - Page 140

... bring it serviced. To reset the CHANGE OIL light, see Engine Oil on page 5-15. Low Oil Level Light If your vehicle is equipped with a 3400 V6 engine, then you will come on briefly when you start your vehicle. If the light doesn't come on , have the oil changed. Change Engine Oil Light This light will have a LOW OIL light in circulation...
Owner's Manual - Page 141

... Canada If you should see your Passlock@ system not working is less than one-third full. Security Light This light will come on when you turn the ignition to ON and will stay on until the vehicle starts. Service Vehicle Soon Light CRUISE SERVICE VEHICLE SOON This light will come on briefly when you turn the key to ON. 3-36
Owner's Manual - Page 240

...vehicle. Checking Coolant Turning the surge tank pressure cap when the engine and radiator are hot. See Engine CompartmentOverview on page 5-12 for more information on , it ...Engine shown, 3400 V6 Engine similar The coolant surge tank is located in the engine compartment on a level surface. See Low Coolant Warning Light on page 3-31 for more nformation. 5-25 If the low coolant light comes...
Owner's Manual - Page 308

...life. A CHANGE OIL light will nullify not the emission warranty limit recall liability prior to work properly, you stop for over a year. It is based on engine revolutions and engine temperature, and not on...all recommended maintenance services be ,.ec.ui.u'eu'. We, however, urge that an oil change the engine oil and filter. This is also important to check your oil as soon as indicated by...
Owner's Manual - Page 337

... and Defrosting ...3-20 Delayed Headlamps ...3-15 Delayed Locking ...2-8 Dinghy Towing ...4-32 Doing Your Own Service Work ...5-4 ...4-33 Dolly Towing ...Dome Lamp ...3-16 Door Delayed Locking ...2-8 Locks ...2-7 2-8 Power... ...3-33 Engine Air Cleaner/Filter ...5-21 Battery ...5-41 Change Engine Oil Light ...3-35 Check and Service Engine Soon Light ...3-31 5-23 Coolant ...Coolant Heater ...2-20
Owner's Manual - Page 341

... Manual Transaxle ...Fluid ...5-22 Operation ...2-25 6-10 Manual Transaxle Check ...2-14 ManualWindows ... 8 Light (cont.) Low Oil Level ...3-35 Low Washer Fluid Warning ...3-36 Malfunction Indicator ...3-31 Oil Pressure ...3-34 Safety Belt Reminder ...3-26 Security ...3-36 Service Vehicle Soon ...3-36 Up-Shift ...3-28 Loading Your Vehicle ...4-34 Lockout Protection ...2-1 1 Locks Delayed Locking...
Owner's Manual - Page 342

...32 Owners. Owner Checks and Services ...6-9 G Pericdlc ??lzintzn2ncc Inspcticns ...8-13 Part D - Canadian ...ii Owner's Information ...7-10 2-17 New Vehicle Break-In ...NormalMaintenanceReplacementParts ...5-88 0 Odometer ...3-25 Off-Road Recovery ...4-12 Oil Change Engine Oil Light ...3-35 Engine ..."- ! 5 E Low Oil bevel Light ...3-35 3-34 Pressure Light ...OlderChildren,Restraints ...1-32...
Owner's Manual - Page 344

... ...5-3 Adding Equipment to the Outside of Your Vehicle ...5-4 Doing Your Own Work ...5-4 Engine Soon Light ...3-31 "rubiicaiions Ordering information ...1 - 1 w Vehicle Soon Light ...3-36 Service Bulletins ...7-10 Service Engine Soon Light in the United States or Check Engine Light in Canada ...3-31 Service Manuals ...7-10 Setting Preset PTYs (RDS Only) ...3-47, 3-57 Setting Preset Stations...
Owner's Manual - Page 346

... Is Time for New Tires ...5-56 To Use the Engine Coolant Heater ...2-21 Topof the Instrument Panel ...5-74 TopStrap ...1-41 TopStrapAnchor Location ...1-42 TorqueLock ...2-28 Total Weight on Fabric ... 6-12 3-65 5-57 7-4 3-28 5-60 5-73 v Vehicle Control ...4-5 DamageWarnings ...iv Loading ...4-34 Parking Your ...2-29 Service Soon Light ...3-36 iv Symbols ...Vehicle Identification Number (VIN...

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