Syrian soldiers on Sunday found and defused the bomb inside a suspicious vehicle in the Khan al-Assal residential neighborhood of the city, located about 355 kilometers (220 miles) north of Damascus, as they were patrolling the area, the official SANA news agency reported.
The report added that the car contained some 1,000 kilograms of explosives.
Separately, insurgents fired five rocket-propelled grenades in al-Zahra neighborhood. Three of the projectiles struck al-Rasoul al-Aazam Mosque in the district, causing material damage.
Insurgents also fired a mortar shell at the Municipal Palace of Aleppo on Saturday, damaging the building.
Syria has been experiencing unrest since March 2011 and many people, including large numbers of security forces, have been killed in the turmoil.
The chaos in the country is being orchestrated from outside and Saudi Arabia, Qatar, and Turkey of arming theforeign terrorists.