See also:

Deposit control gasoline (detergent additives)
Volvo recommends the use of detergent gasoline to control engine deposits. Detergent gasoline is effective in keeping injectors and intake valves clean. Consistent use of deposit control gasol ...

Re-installing the wheel
1. Clean the contact surfaces on the wheel and hub. 2. Lift the wheel and place it on the hub. Tighten the lug nuts 3. Install the wheel nuts and tighten handtight. Using the lug wrench, tight ...

Limitations
In certain situations, the BLIS indicator light(s) may illuminate even when there are no other vehicles in the area monitored by the system. NOTE If the BLIS indicator lights illuminate occasional ...