Other Content
GMC - Continued
SONOMA - Continued
Cap - Radiator; Regular..................... ALL 1995-1991  10231 
Cap - Coolant Recovery Tank........... ALL 1993-1991  10236 
Cap - Fuel; InStant Fill ...................... ALL 1995-1994  41001 
Cap - Fuel; Locking; Pre•Vent........... ALL 1995-1991  10501 
Cap - Fuel; Locking; Regular ............ ALL 2004-1996  10506 
Cap - Fuel; Locking; Regular ............ ALL 1995-1991  10591 
Cap - Fuel; Non-Locking; Pre•Vent ... ALL 1995-1991  10819 
Cap - Fuel; Non-Locking; Regular..... ALL 2004-1996  10836 
Cap - Fuel; Non-Locking; Regular..... ALL 1995-1991  10817 
Cap - Oil Filler.................................... ALL 2004  10099 
Cap - Oil Filler.................................... L4 2003-1998  10125 
Cap - Oil Filler.................................... V6 2003-1994  10099 
Cap - Oil Filler.................................... L4 1997-1994  10128 
Cap - Oil Filler.................................... V6 4.3 1993  10099 
Cap - Oil Filler.................................... V6 2.8 1993-1992  10072 
Cap - Oil Filler.................................... L4 1993-1991  10104 
Cap - Oil Filler; W/O Push-On Style
Oil Cap ......................................... V6 4.3 1992 
10099 
Cap - Oil Filler; W/Push-On Style
Oil Cap ......................................... V6 4.3 1992 
10072 
Cap - Oil Filler.................................... V6 1991  10072 
Thermostat; Superstat........................ ALL 2004   ❍45119 
Thermostat; Superstat........................ V6 2003-1996   ❍45119 
Thermostat; Superstat........................ L4 2003-1994  45849 
Thermostat; Superstat; Eng. VIN W
(8th digit of VIN) .......................... V6 1995-1994 
45849 
Thermostat; Superstat; Eng. VIN Z
(8th digit of VIN) .......................... V6 1995-1994 
45359 
Thermostat; Superstat........................ L4 1993-1992  45359 
Thermostat; Superstat........................ V6 2.8 1993-1992  45849 
Thermostat; Superstat; Eng. VIN W
(8th digit of VIN) .......................... V6 4.3 1993-1992 
45849 
Thermostat; Superstat; Eng. VIN Z
(8th digit of VIN) .......................... V6 4.3 1993-1992 
45359 
Thermostat; Superstat........................ ALL 1991  45849 
Thermostat; Reverse Poppet ............. ALL 2004   ❍14119 
Thermostat; Reverse Poppet ............. V6 2003-1996   ❍14119 
Thermostat; Reverse Poppet ............. L4 2003-1994  13849 
Thermostat; Reverse Poppet; Eng.
VIN W (8th digit of VIN) .............. V6 1995-1994 
13849 
Thermostat; Reverse Poppet; Eng.
VIN Z (8th digit of VIN) ............... V6 1995-1994 
13359 
Thermostat; Reverse Poppet ............. L4 1993-1992  13359 
Thermostat; Reverse Poppet ............. V6 2.8 1993-1992  13849 
Thermostat; Reverse Poppet; Eng.
VIN W (8th digit of VIN) .............. V6 4.3 1993-1992 
13849 
Thermostat; Reverse Poppet; Eng.
VIN Z (8th digit of VIN) ............... V6 4.3 1993-1992 
13359 
Thermostat; Reverse Poppet ............. ALL 1991  13849 
Thermostat; Economy; Eng. VIN Z
(8th digit of VIN) .......................... V6 1995-1994 
13009 
Thermostat; Economy ........................ L4 1993-1992  13009 
Thermostat; Economy; Eng. VIN Z
(8th digit of VIN) .......................... V6 4.3 1993-1992 
13009 
Gasket - Thermostat .......................... L4 1993-1991  25138 
Gasket - Thermostat .......................... V6 2.8 1992  25167 
Gasket - Thermostat; Eng. VIN Z
(8th digit of VIN) .......................... V6 4.3 1992 
25138 
Gasket - Thermostat .......................... V6 4.3 1991  25153 
Seal - Thermostat .............................. L4 2003-1994  25272 
Seal - Thermostat; Eng. VIN W (8th
digit of VIN).................................. V6 1995-1994 
25273 
Seal - Thermostat; Eng. VIN Z (8th
digit of VIN).................................. V6 1995-1994 
25282 
Seal - Thermostat .............................. V6 2.8 1993  25272 
Seal - Thermostat; Eng. VIN Z (8th
digit of VIN).................................. V6 4.3 1993 
25282 
Seal - Thermostat; Eng. VIN W (8th
digit of VIN).................................. V6 4.3 1993-1992 
25273 
Seal - Thermostat .............................. V6 2.8 1991  25272 
Seal - Thermostat .............................. V6 4.3 1991  25273 
GMC - Continued
SONOMA - Continued
Tester Adapter - Radiator Cap .......... ALL 2004-1991   ✲12552 
Tester Adapter - Fuel Cap................. ALL 2004-1996  12421 
Tester Adapter - Fuel Cap................. ALL 1995-1991   ◗12410 
SPRINT
Cap - Radiator; Lev-R-Vent ............... ALL 1977  10331 
Cap - Radiator; Lev-R-Vent ............... ALL 1976-1971  10330 
Cap - Radiator; Regular..................... ALL 1977  10231 
Cap - Radiator; Regular..................... ALL 1976-1971  10230 
Cap - Fuel; Locking; Pre•Vent........... ALL 1977-1975  10501 
Cap - Fuel; Locking; Regular ............ ALL 1977-1975  10591 
Cap - Fuel; Locking; Regular ............ ALL 1974-1971  10571 
Cap - Fuel; Non-Locking; Pre•Vent ... ALL 1977-1975  10819 
Cap - Fuel; Non-Locking; Regular..... ALL 1977-1975  10817 
Cap - Fuel; Non-Locking; Regular..... ALL 1974-1971  10807 
Cap - Oil Filler.................................... ALL 1977-1975  10066 
Cap - Oil Filler.................................... Exc. V8 454 1974-1973  10066 
Cap - Oil Filler.................................... V8 454 1974-1973  10072 
Cap - Oil Filler.................................... ALL 1972-1971  10072 
Thermostat; Superstat........................ ALL 1977-1971  45359 
Thermostat; Reverse Poppet ............. ALL 1977-1971  13359 
Thermostat; Economy ........................ ALL 1977-1971  13009 
Gasket - Thermostat .......................... ALL 1977-1975  25138 
Gasket - Thermostat .......................... Exc. V8 350 1974  25138 
Gasket - Thermostat; Eng. VIN H
(5th digit of VIN) .......................... V8 350 1974  25153 
Gasket - Thermostat; Eng. VIN L
(5th digit of VIN) .......................... V8 350 1974  25138 
Gasket - Thermostat .......................... ALL 1973-1971  25138 
Tester Adapter - Radiator Cap .......... ALL 1977-1971   ✲12552 
Tester Adapter - Fuel Cap................. ALL 1977-1975   ◗12410 
Tester Adapter - Fuel Cap................. ALL 1974-1972  12404 
SUBURBAN
Cap - Radiator; Lev-R-Vent ............... Diesel 1999-1996  10330 
Cap - Radiator; Lev-R-Vent ............... Exc. Diesel 1998-1996  10331 
Cap - Radiator; Lev-R-Vent ............... ALL 1995  10331 
Cap - Radiator; Lev-R-Vent ............... Diesel 1994  10330 
Cap - Radiator; Lev-R-Vent ............... Exc. Diesel 1994  10331 
Cap - Radiator; Lev-R-Vent ............... ALL 1993-1992  10331 
Cap - Radiator; Lev-R-Vent ............... Diesel 1991  10330 
Cap - Radiator; Lev-R-Vent ............... Exc. Diesel 1991  10331 
Cap - Radiator; Lev-R-Vent ............... ALL 1990-1978  10331 
Cap - Radiator; Lev-R-Vent ............... ALL 1977-1971  10330 
Cap - Radiator; Regular..................... Exc. Diesel 1999  10248 
Cap - Radiator; Regular..................... Diesel 1999-1996  10230 
Cap - Radiator; Regular..................... Exc. Diesel 1998-1996  10231 
Cap - Radiator; Regular..................... ALL 1995  10231 
Cap - Radiator; Regular..................... Diesel 1994  10230 
Cap - Radiator; Regular..................... Exc. Diesel 1994  10231 
Cap - Radiator; Regular..................... ALL 1993-1992  10231 
Cap - Radiator; Regular..................... Diesel 1991  10230 
Cap - Radiator; Regular..................... Exc. Diesel 1991  10231 
Cap - Radiator; Regular..................... ALL 1990-1978  10231 
Cap - Radiator; Regular..................... ALL 1977-1971  10230 
Cap - Coolant Recovery Tank........... ALL 1994-1985  10236 
Cap - Fuel; InStant Fill ...................... Exc. Diesel 1999-1994  41001 
Cap - Fuel; Locking; Pre•Vent........... Exc. Diesel 1997-1996  10501 
Cap - Fuel; Locking; Pre•Vent........... ALL 1995-1979  10501 
Cap - Fuel; Locking; Regular ............ Exc. Diesel 1999-1998  10504 
Cap - Fuel; Locking; Regular ............ Diesel 1998  10591 
Cap - Fuel; Locking; Regular ............ ALL 1997-1979  10591 
Cap - Fuel; Locking; Regular ............ ALL 1978-1975  10572 
Cap - Fuel; Locking; Regular;
W/Evaporative Emission Control . ALL 1974-1973 
10572 
Cap - Fuel; Locking; Regular; W/O
Evaporative Emission System ..... ALL 1974-1973 
10492 
Cap - Fuel; Non-Locking; Pre•Vent ... Exc. Diesel 1997-1996  10819 
Cap - Fuel; Non-Locking; Pre•Vent ... ALL 1995-1979  10819 
Cap - Fuel; Non-Locking; Regular..... Exc. Diesel 1999-1998  10834 
Cap - Fuel; Non-Locking; Regular..... Diesel 1998-1996  10830 
Cap - Fuel; Non-Locking; Regular..... Exc. Diesel 1997-1996  10817 
Application Guide - Caps & Thermostats for Passenger Cars and Light Trucks
Application Year Engine Part No. Application Year Engine Part No.
❍ Seal Included. ◗ Threaded Adapter Connected to Tester. ✰ Pipe Plug May be Required.
✲ System Adapter on Tester. ✔ Check Hood Clearance Prior to Installing Cap. ✠ Gasket not Required, Use Silicone.
➁ Two Required.
Refer to Inside Back Cover for Radiator Cap Pressure Ranges and Optional Thermostat Temperature Ratings.
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