Service Replacement Part and Filter
Recommendations
- Gas Engines
Engine
VIN
Oil Filter
Air Cleaner Filter
PCV Valve
Spark Plugs*
Fuel Filter Radiator Cap
4.3L
z
PF52
A178CW. CV789C
.CR43TS
GF48
1
RC36
5.OL
H
PF1218T A348C
cv774c
.CR43TS GF48
1
RC36
5.7L
K
PF1218t A348C
cv774c
.CR43TS GF48 1
RC36
“four Wheel Drive Vehicle -use a PF52 oil filter
*Use AC copper-cored resister type spark plugs
Service Replacement Part and Filter
Recommendations
- Diesel Engines
Engine
VIN
Oil Filter
Air Cleaner
Fuel Filter Surge Tank Cap 6.5L
P
PF1218
A9 17C
TP 1006
RC33
6.5L
S
PF1218 A917C
TP 1006
RC33
7.4L
N
PF1218 A348C
cv774c
.CR43TS GF48
1
RC36
6.5L
F*
PF1218 A917C
TP 1006
RC33
“Heavy Duty Emission Engine
Air Conditioning Refrigerants
Not all air conditioning refrigerants are the same. If the air conditioning
system in your vehicle needs refrigerant, be sure the proper refrigerant is
used.
If you’re not sure, ask your GM dealer. For additional information, see
your “Warranty and Owner Assistance Information” booklet.
Air Conditioning Refrigerant Capacity
TYPE
Refrigerant R 134A
QTY
2.25 lbs. (1.020 kg)
6-94
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