2008 Jeep Grand Cherokee Owners Manual

400
MAINTAINING YOUR VEHICLE
NOTE:    Intentional    tam pering  with   emissions   control
system s  can   resu lt  in   civil   penalties   being    assessed
against  you .
To minimize  the  possibility  of catalytic  converter  damage:
Do  not  shu t off  the  engine   or interru  pt  the  ignition
when  the  transm ission  is in  gear and  the  vehicle  is in
motion.
WARN ING!
Do not try  to start  the engine  by pushing  or  tow ing the
vehicle.
A hot  exhaust  system  can  start  a fire  if you  park  over
materials    that  can   burn.   Such   materials    migh t  be
grass  or leaves  coming  into  contact  with  you r exhaust
system . Do  not  park  or operate   you r veh icle in  areas
where  you r exhaust  system   can contact  anyth  ing that
can  burn.
Do  not  idle   the  engine   with  any   spark   plug  wires
disconnected    or  rem oved , such   as  when  diagnostic
testing,  or  for  prolonged   period  s during   very  rou gh
idle  or malfunctioning    operating  cond itions.
Crankcase Emission Control System
Prop er  operation   of  this   system   depend s  on   freed om
from  sticking   or  plugging   due   to  deposits.   As vehicle
mileage   builds   up,  the  PCV   valve  and   passages   may
accumulate   deposits.  If  a valve  is not  working   prop erly,
rep lace  it  with  a  new   valve.  DO  NOT  ATTEMPT  TO
CLEAN  THE OLD  PCV VALVE!
In  unu sual  situ ations  involving   grossly  malfunctioning
engine  operation,   a  scorching  odor   may  suggest  severe
and  abnorm  al catalyst   overheating.   If  this  occurs,  stop
the  vehicle,   turn   off  the  engine   and  allow   it  to  cool.
Service,  inclu ding a tune  up  to manu  factu rer’s specifica-
tions,  shou ld be  obtained  immediately.
Product Specification
CategoriesJeep Grand Cherokee Manuals, Jeep Manuals
Model Year2008
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- 490 pages
Document File TypePDF
CopyrightAttribution Non-commercial
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