GMC SIERRA 1994 Owners Manual

GMC SIERRA 1994 Owners Manual SIERRA 1994 GMC GMC https://www.carmanualsonline.info/img/44/57858/w960_57858-0.png GMC SIERRA 1994 Owners Manual
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GMC SIERRA 1994  Owners Manual GASOLINE ENGINES  WITH  HEAVY  DUTY  EMISSIONS 
- MAINTENANCE  SCHEDULE  lh- (continued) 
THE SERVICES  SHOWN ON THIS  CHART UP TO 60,000 MILES (1 00  000 km) ARE TO BE 
DONE  AFTER 60,000 MILES AT TH

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GMC SIERRA 1994  Owners Manual DIESEL ENGINES - MAINTENANCE SCHEDULE yf 
20 Air  Intake  System  InspectionAB t t 
21  Thermostatically  Controlled  Engine 
Cooling  Fan  CheckAW-Every 
t t 
12 Months  or 
Inspection* 
22  Exhaust

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GMC SIERRA 1994  Owners Manual DIESEL  ENGINES - MAINTENANCE  SCHEDULE 
(continued) 
If your  driving  conditions do NOT meet  those  specified  in  “Scheduled  Maintenance  Services”’\
 
in this  section,  use  Maintenance

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GMC SIERRA 1994  Owners Manual DIESEL  ENGINES - MAINTENANCE  SCHEDULE  I@ 
* An  Emission Control Service 
** See  “Explanation of Scheduled  Maintenance  Services” in this  section. 
A A Noise  Emission  Control  Service 
App

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GMC SIERRA 1994  Owners Manual DIESEL  ENGINES - MAINTENANCE  SCHEDULE lh 
(continued) 
If your  driving  conditions do NOT  meet  those  specified  in  “Scheduled  Maintenance  Services”\
 
in  this  section,  use  Maintenance

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GMC SIERRA 1994  Owners Manual Explanation Of Scheduled  Mainienance  Services 
Below are explanations of the  services  listed in the maintenance charts. 
The  proper fluids and lubricants  to use  are listed  in this  section.  M

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GMC SIERRA 1994  Owners Manual 5. AIR  CLEANER  FILTER  REPLACEMENT* - Replace  at every 
30,000 miles (50 000 km)  or more often  under dusty  conditions. Ask 
your  dealer  for  the proper  replacement  intervals  for your  drivi

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GMC SIERRA 1994  Owners Manual 10. 
11. 
12. 
13. 
14. 
15. 
16. 
17. 
SPARK  PLUG  REPLACEMENT* - Replace  spark plugs with the 
type listed in Section 
6. See  “Specification  Charts” in the Index. 
SPARK  PLUG  WIRE  INSPECT

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GMC SIERRA 1994  Owners Manual 18. EVAPORATIVE CONTROL  SYSTEM  (ECS) INSPECTION* - 
Check  all fuel and  vapor lines and hoses  for proper hookup,  routing, 
and  condition.  Check  that 
the purge valve works properly, if equippe

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GMC SIERRA 1994  Owners Manual 24. DRIVE AXLE SERVICE? - Check readfront  axle  fluid level and 
add 
as needed. Check constant velocity  joints and axle  seals for 
leaking. 
0 
0 
0 
0 
Locking  differential - Drain fluid at firs
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