Downloaded from www.Manualslib.com manuals search engine Service & Appearance Care 
-- 
*I 
KO61 0 
. To Check  Engine Oil: Pull  out  the  dipstick  and  clean it with  a  paper  towel 
or  cloth,  then  push  it  back  in all  the  way.  Remove  it  again,  keeping  the  tip 
lower. 
When to Add Oil: If the oil is  at  or  below  the  ADD  line,  then  you’ll  need to 
add  some  oil.  But  you  must  use  the  right  kind.  This  section  \
explains  what 
kind 
of oil to use.  For  crankcase  capacity,  see  “Capacities  and  Specification\
s” 
in  the  Index. 
NOTICE I 
I 
Just till it enough to put  the  level  somewhere in the  proper  operating  range. 
Push  the  dipstick 
all the  way  back  in when  you’re  through. 
6-1 0   
Downloaded from www.Manualslib.com manuals search engine Service  Replacement Part an'd  Filter 
Recommendations 
2.8L  (R) 
4.3L 
(Z) 
4.3L CW) 
Oil Cleaner PCV 
Filter  Filter 
Valve 
; 
A773C  CV78@C 
PF51 
I A1163C I CV892C 
PF51 I A1163C I CV892C 
A773C  CV78@C  Air 
Oil Cleaner PCV Spark* 
.R43TSK 
I GF481 
Spark* 
.R43TSK I GF481 
.CR43TS 
I GF481 
.CR43TS 
I GF481 
1 
1 
Radsiator 
RC36 
Radsiator 
RC36 
RC36 
I RC36 I 
*Use  copper-cored  resistor  type  spark  plugs. 
**Used  on  two  wheel  drive  m!odels.  TO277 
Air  Conditioning  Refrigerant  Capacity 
TYPE SYSTEM WANTITY' 
R-12  C-60  2.50 Ibs. (1.134 kg) 
*All Quantities Are Approximate 
TO365 
Air  Conditioning  Refrigerants 
Not  all  air  conditio'ning  refrigerants  are  the  same. If  the  air  conditioning 
system  in your  vehimcle  needs lefrigerant,  be  sure 
the pro'per  refriaerant is 
used.  If  you're not we, .ask your GM dealer. 
6-65 
. ."