Under heavy acceleration in temperatures above 80° F, an engine spark knock can be heard. The powertrain control module may require replacement.
Dodge Grand Caravan Problem Reports
Most Reported Dodge Grand Caravan Problem Reports
Voltage spikes can cause erratic behavior in the electrical system (lights, locks, wipers, head lamps). This is often caused by relays. Inspection and replacement of relays is required; revised relays are available.
A malfunctioning switch in the steering column can cause the front windshield wipers to self-activate or not turn off. A failed windshield switch will require replacement.
dealer says $400 to $600 to remove a stuck CD from the changer. The backlite HVAC rotary control has 3 or 4 micro lights out and I'm told rather than replace a bulb or two I NEED AN ENTIRE SWITCH ASSEMBLY...$400 TO $600 What a pair of freak'in design flaws!! HELP!!
Carbon buildup on the top of the piston is common. Over time this can lead to symptoms varying from light ticking to knocking noises. Performing a fuel injector cleaning procedure can often help the condition by removing some of the piston top deposits.
Misalignment of the accessory pulleys or a faulty drive belt tensioner may cause a chirping or squeaking sound while the engine is running. In If the replacing the belt tensioner does not correct the noise, the alternator pulley may require replacement.
On higher-mileage vehicles, engine oil leaks from the valve covers and front crankshaft seal are common.