GMC sierra 2002 User Manual

Manual
Transmission
(5

-

Speed 

with Low Gear,
RPO MW3)

GM Goodwrench Synthetic
Manual Transmission Fluid 
(GM Part No. 12346190 

-

 1 qt.) 

or equivalent SAE 75W

-

85 GL

-

4

gear oil.

Manual
Transmission
(5

-

Speed without

Low Gear, 
RPO MG5)

Synchromesh Transmission 
Fluid (GM Part No. 12345349 
or equivalent).

Manual
Transmission
(6

-

Speed)

TranSynd

t Synthetic

Transmission Fluid 
(GM Part No. 12378515).

Automatic
Transmission

DEXRON

R

-

III Automatic

Transmission Fluid.

Key 
Lock Cylinders

Multi

-

Purpose Lubricant,

Superlube

R

 (GM Part 

No. 12346241 or equivalent).

Floor 
Shift Linkage

Lubriplate

R

 Lubricant Aerosol

(GM Part No. 12346293 or
equivalent) or lubricant meeting
requirements of NLGI # 2
Category LB or GC

-

LB.

Chassis
Lubrication

Chassis Lubricant (GM Part 
No. 12377985 or equivalent) or
lubricant meeting requirements 
of NLGI # 2, Category LB 
or GC

-

LB.

Front Axle

SAE 80W

-

90 Axle Lubricant (GM

Part No. 1052271 or equivalent).

Rear Axle

SAE 75W

-

90 Synthetic 

Axle Lubricant 
(GM Part No. 12378261) or 
equivalent meeting GM 
Specification 9986115.

Manual 
Transfer Case

DEXRON

R

-

III Automatic

Transmission Fluid.