Pontiac Montana 1999 Owner's Manual
![Pontiac Montana 1999 manual cover](/images/bDLOtQJNxCGZvbazBJrvsSbz/thumbs/thumb175x175.webp)
The recommended oil type for a 1999 Pontiac Montana is 5W-30. This ensures optimal engine performance and fuel efficiency.
To reset the 'Change Oil' light, turn the ignition to the "ON" position without starting the engine. Fully press and release the accelerator pedal three times within five seconds. The light should flash and then go off.
The 1999 Pontiac Montana has a towing capacity of up to 3,500 pounds when properly equipped. Always refer to the owner's manual for specific guidelines.
Check if the AC system is adequately charged with refrigerant. Inspect the fuse and relay for the AC system in the fuse box. If these are intact, it may require professional diagnosis for issues like a faulty compressor or leaks.
At 100,000 miles, perform a thorough inspection of the vehicle. Key maintenance includes replacing the timing belt if applicable, checking the water pump, inspecting the fuel system, and replacing spark plugs and the air filter.
To replace a headlight bulb, open the hood and locate the back of the headlight assembly. Turn the bulb socket counterclockwise to remove it. Replace the old bulb with a new one, being careful not to touch the glass with bare hands, and reassemble.
Common causes of overheating include a malfunctioning thermostat, a blocked radiator, insufficient coolant levels, or a faulty water pump. A thorough inspection of the cooling system is recommended.
It's recommended to change the transmission fluid every 30,000 to 50,000 miles to maintain optimal performance and longevity of the transmission system.
Poor fuel economy can result from various issues such as underinflated tires, a dirty air filter, faulty oxygen sensors, or spark plug problems. Regular maintenance can help address these issues.
First, check the fuse for the power sliding door. If the fuse is intact, inspect the door track for obstructions and ensure the door is not locked. If these steps don't resolve the issue, the motor or control unit may need professional attention.