Oldsmobile Supreme Workshop Manuals and Repair Manuals
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Oldsmobile SupremeThe Oldsmobile Cutlass Supreme was a mid-size car produced by General Motors for the American market. It was always at the top of the Cutlass range. It began as a trim package, developed its own roofline, and eventually was mechanically divorced from the later, smaller Cutlasses. The Cutlass Supreme was only offered as a four-door hardtop sedan (Holiday Sedan) in 1966. For 1967, the Cutlass Supreme line was expanded into a full series that also included a two-door hardtop coupe (Holiday Coupe), two-door pillared coupe (Sport Coupe), four-door pillared sedan (Town Sedan) and a convertible. In 1967, the high-performance 442package with the 400 cubic-inch 350 horsepower (260 kW) V8 was available on three Cutlass Supreme models including the sport coupe, Holiday coupe and convertible. The Cutlass Supreme name lasted from 1966 until 1997.
Oldsmobile Supreme FAQ's
How do I change the oil in my Oldsmobile Supreme?
To change the oil in your Oldsmobile Supreme, you will need to locate the oil drain plug underneath the engine. Use a wrench to loosen and remove the plug, allowing the old oil to drain into a container. Once all the oil has drained, replace the drain plug and refill the engine with the recommended amount of fresh oil, as specified in the vehicle's manual.
How do I check the tire pressure in my Oldsmobile Supreme?
To check the tire pressure in your Oldsmobile Supreme, you will need a tire pressure gauge. Remove the valve cap from each tire and firmly press the gauge onto the valve stem. The gauge will provide a reading of the current tire pressure. Compare this reading to the recommended tire pressure listed in your vehicle's manual and add or release air as needed to reach the correct pressure.
How do I jump-start my Oldsmobile Supreme?
If your Oldsmobile Supreme's battery is dead and you need to jump-start the vehicle, you will need a set of jumper cables and another vehicle with a charged battery. Park the vehicles facing each other, ensuring that they are not touching. Connect the positive (+) jumper cable to the positive terminal of the dead battery and then to the positive terminal of the charged battery. Connect the negative (-) jumper cable to the negative terminal of the charged battery and then to a metal ground on the dead vehicle, away from the battery. Start the charged vehicle and let it run for a few minutes, then attempt to start the dead vehicle. Once the dead vehicle is running, remove the jumper cables in reverse order.
How do I replace a blown fuse in my Oldsmobile Supreme?
When a fuse in your Oldsmobile Supreme blows, it will need to be replaced. Locate the fuse box, typically found either under the dashboard or in the engine compartment. Refer to the vehicle's manual or the fuse box cover for the specific fuse diagram. Once you have identified the blown fuse, use a fuse puller or a pair of needle-nose pliers to remove it and replace it with a new fuse of the same amperage rating.
How do I replace a headlight bulb in my Oldsmobile Supreme?
To replace a headlight bulb in your Oldsmobile Supreme, locate the headlight assembly behind the front grille or in the engine compartment. Disconnect the electrical connector from the back of the bulb and remove any retaining clips or screws holding the bulb in place. Carefully remove the old bulb and replace it with a new one of the same type and wattage. Reinstall any retaining clips or screws, reconnect the electrical connector, and test the new bulb to ensure proper functionality.
How do I replace a serpentine belt in my Oldsmobile Supreme?
To replace the serpentine belt in your Oldsmobile Supreme, locate the belt tensioner pulley and use a wrench or socket to relieve tension on the belt. Slide the belt off the pulleys and carefully release the tensioner. Install the new belt, ensuring it is properly aligned with the pulleys. Use a wrench or socket to relieve tension on the tensioner pulley again, allowing the belt to be slipped back onto the pulleys. Double-check the belt's alignment and tension before starting the engine.
How do I replace a spark plug in my Oldsmobile Supreme?
To replace a spark plug in your Oldsmobile Supreme, locate the spark plug wires or ignition coils, depending on the ignition system used in your vehicle. Use a spark plug socket and ratchet to remove the old spark plug, turning it counterclockwise. Check the gap on the new spark plug, ensuring it matches the manufacturer's specifications. Install the new spark plug, turning it clockwise by hand until it is snug, then use the spark plug socket and ratchet to tighten it to the manufacturer's recommended torque. Reinstall the spark plug wire or ignition coil, ensuring it is securely connected.
How do I replace a thermostat in my Oldsmobile Supreme?
To replace the thermostat in your Oldsmobile Supreme, locate the thermostat housing, typically found on the engine block. Drain the coolant from the radiator to a level below the thermostat housing. Remove any necessary components or hoses that obstruct access to the housing. Use a wrench or socket to remove the bolts securing the housing and carefully lift off the housing. Take note of the orientation of the old thermostat and remove it. Clean the housing and install the new thermostat, aligning it with the correct orientation. Reinstall the housing, tighten the bolts, and refill the radiator with the appropriate coolant mixture.
How do I replace the brake pads in my Oldsmobile Supreme?
To replace the brake pads in your Oldsmobile Supreme, jack up the vehicle and secure it with jack stands. Remove the wheels to access the brake calipers. Use a wrench or socket to remove the caliper bolts and slide the caliper off the rotor. Remove the old brake pads and install the new ones, ensuring they are properly aligned with the caliper and rotor. Slide the caliper back over the rotor and reinstall the caliper bolts. Repeat the process for the remaining wheels, then pump the brake pedal a few times to restore proper brake pedal feel.
How do I replace the cabin air filter in my Oldsmobile Supreme?
To replace the cabin air filter in your Oldsmobile Supreme, locate the cabin air filter housing, typically located behind the glove compartment or under the dashboard. Remove any necessary panels or covers to access the housing. Open the housing and remove the old cabin air filter, taking note of its orientation. Install the new cabin air filter, ensuring it is properly aligned with the airflow direction indicated on the filter. Close the housing and reinstall any panels or covers that were removed.
How do I reset the check engine light in my Oldsmobile Supreme?
To reset the check engine light in your Oldsmobile Supreme, you can either disconnect the battery for a few minutes or use an OBD-II scanner to clear the diagnostic trouble codes. If disconnecting the battery, ensure that you have any necessary radio codes or anti-theft system reset information available, as disconnecting the battery may cause these systems to require reprogramming. If using an OBD-II scanner, follow the manufacturer's instructions to clear the codes. It is important to note that resetting the check engine light will only clear the codes temporarily, and if the underlying issue is not resolved, the light may come back on.
How do I troubleshoot a starting problem in my Oldsmobile Supreme?
If your Oldsmobile Supreme is experiencing starting problems, there are several potential causes to consider. Check the battery connections to ensure they are clean and secure. Test the battery's voltage and charge if necessary. Inspect the starter motor for any signs of damage or failure. Check the ignition switch and ignition system components for proper operation. If you are unable to diagnose and resolve the issue, it is advisable to consult the vehicle's manual or seek assistance from a qualified
How often should I replace the air filter in my Oldsmobile Supreme?
The air filter in your Oldsmobile Supreme should be replaced every 12,000 to 15,000 miles, or as recommended by the manufacturer. A dirty or clogged air filter can restrict airflow to the engine, reducing performance and fuel efficiency. Regularly inspecting and replacing the air filter will help ensure optimal engine performance and longevity.
What is the recommended maintenance schedule for my Oldsmobile Supreme?
The recommended maintenance schedule for your Oldsmobile Supreme can vary depending on factors such as mileage, driving conditions, and the age of the vehicle. However, as a general guideline, it is advisable to have regular oil changes every 3,000 to 5,000 miles, check and replace filters as needed, inspect and rotate tires every 6,000 to 8,000 miles, and perform a comprehensive vehicle inspection every 12,000 miles or once a year.
What type of fuel should I use in my Oldsmobile Supreme?
Your Oldsmobile Supreme is designed to run on unleaded gasoline with an octane rating of 87 or higher. Using a lower octane fuel may cause knocking or pinging, which can lead to engine damage over time. It is important to consult your vehicle's manual or fuel cap for any specific fuel requirements or recommendations.
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