2019 DODGE CHALLENGER spark plugs replace

Mileage or time passed
(whichever comes first)
20,000
30,000
40,000
50,000
60,000
70,000
80,000
90,000
100,000
110,000
120,000
130,000
140,000
150,000
Or Years: 2 3 4 5 6 7 8 9 10 11 12 13 14 15
Or Kilometers:
32,000
48,000
64,000
80,000
96,000
112,000
128,000
144,000
160,000
176,000
192,000
208,000
224,000
240,000
Inspect the rear axle fluid. Inspect the front axle
fluid (All Wheel Drive Only). XXX X X X X
Inspect the manual transmission fluid (if equipped). X X X X X X X
Inspect the brake linings, replace as necessary. X X X X X X X
Adjust park brake on vehicles equipped with four
wheel disc brakes. XXX X X X X
Inspect transfer case fluid (All Wheel Drive Only). X X X X X
Additional Maintenance
Replace engine air filter. X X X X X
Replace cabin/air conditioning filter. X X X X X X X
Replace spark plugs.* X
Flush and replace the engine coolant at 10 years or
150,000 miles (240,000 km) whichever comes first. XX
Change the manual transmission fluid (if equipped)
if using your vehicle for any of the following: Most of
your driving is at sustained speeds during hot
weather, above 90°F (32°C), driving in dusty condi-
tions, or stop and go driving. XX X
8
SERVICING AND MAINTENANCE 339

Miles:6,000
12,000
18,000
24,000
30,000
36,000
42,000
48,000
54,000
60,000
66,000
72,000
78,000
84,000
90,000
96,000
102,000
108,000
114,000
120,000
126,000
132,000
138,000
144,000
150,000
Or Months: 6 12 18 24 30 36 42 48 54 60 66 72 78 84 90 96 102 108 114 120 126 132 138 144 150
Or Kilometers:
10,000
20,000
30,000
40,000
50,000
60,000
70,000
80,000
90,000
100,000
110,000
120,000
130,000
140,000
150,000
160,000
170,000
180,000
190,000
200,000
210,000
220,000
230,000
240,000
250,000
Replace the engine air cleaner filter. XX X X X
Replace the air conditioning filter. XXXXXXXX XXXX
Inspect and replace the PCV Valve if
necessary. X
Replace the spark plugs.** X
Flush and replace the engine coolant
at 120 months if not done at 150,000
miles (240,000 km). XX
* For race track usage it is recommended that the axle fluid
be changed every 4 hours of on track time.
** The spark plug change interval is mileage based only,
yearly intervals do not apply.
WARNING!
•
You can be badly injured working on or around a
motor vehicle. Do only service work for which you
have the knowledge and the right equipment. If you
(Continued)
WARNING! (Continued)
have any doubt about your ability to perform a
service job, take your vehicle to a competent me-
chanic.
• Failure to properly inspect and maintain your vehicle
could result in a component malfunction and effect
vehicle handling and performance. This could cause
an accident.
344 SERVICING AND MAINTENANCE

Reminder............................. .158
Seat Belt Extender ....................... .163
Seat Belt Pretensioner .....................164
Untwisting Procedure .....................163
Seat Belts Maintenance ...................... .399
Seats ............................ .42, 46, 47, 50
Adjustment .......................... .42, 46
Head Restraints ..........................51
Heated .................................47
Height Adjustment ........................45
Power .................................45
Rear Folding ......................... .42, 44
Seatback Release ...................... .42, 44
Tilting ........................... .42, 45, 50
Vented .................................48
Ventilated ...............................48
Security Alarm ......................... .33, 117
Arm The System ..........................34
Selection Of Coolant (Antifreeze) ...............413
Sentry Key Key Programming .........................33
Sentry Key (Immobilizer) ......................32
Sentry Key Replacement ....................25, 33
Service Assistance ......................... .506
Service Contract .......................... .508Service Manuals
.......................... .510
Shift Indicator Light ........................ .221
Shifting ................................ .222
Automatic Transmission ................222, 224
Shoulder Belts ............................ .159
Side View Mirror Adjustment ...................58
Signals, Turn ....................... .63, 123, 204
Siri .................................... .498
SiriusXM Guardian Vehicle Health Alert ...................... .496
Snow Chains (Tire Chains) ....................394
Snow Tires .............................. .390
Spare Tires .....................301, 390, 391, 392
Spark Plugs ............................. .413
Specifications Fuel

(Gasoline) ......................... .413
Oil.................................. .413
Speed Control Accel/Decel ........................ .234, 235
Cancel ............................... .236
Resume .............................. .236
Set .................................. .234
Speed Control (Cruise Control) ..........233, 234, 236
Sport Mode .............................. .232
Starting ............................. .208, 209
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INDEX 523