2021 GMC Sierra 2500 HD equipped with
6.6L V8 Gas OHV,
6.6L V8 Flex OHV | 1 | SEE TSB 21-NA-199 FOR THERMAL BYPASS VALVE. INSTALL PER GM POLICIES & PROCEDURES. FAILURE TO FOLLOW TSB MAY RESULT IN REJECTED WARRANTY CLAIM.
Eng: L8T
8th VIN Digit: 7
Crew Cab Pickup
4 Doors
Mfr Code: 6L90
4WD
|
2021 GMC Sierra 2500 HD equipped with
6.6L V8 Gas OHV,
6.6L V8 Flex OHV
SEE TSB 21-NA-199 FOR THERMAL BYPASS VALVE. INSTALL PER GM POLICIES & PROCEDURES. FAILURE TO FOLLOW TSB MAY RESULT IN REJECTED WARRANTY CLAIM.
Eng: L8T
8th VIN Digit: 7
Crew Cab Pickup
4 Doors
Mfr Code: 6L90
4WD
1 Per Vehicle
|
2021 GMC Sierra 2500 HD equipped with
6.6L V8 Gas OHV,
6.6L V8 Flex OHV | 1 | SEE TSB 21-NA-199 FOR THERMAL BYPASS VALVE. INSTALL PER GM POLICIES & PROCEDURES. FAILURE TO FOLLOW TSB MAY RESULT IN REJECTED WARRANTY CLAIM.
Eng: L8T
8th VIN Digit: 7
Crew Cab Pickup
4 Doors
Mfr Code: 6L90
RWD
|
2021 GMC Sierra 2500 HD equipped with
6.6L V8 Gas OHV,
6.6L V8 Flex OHV
SEE TSB 21-NA-199 FOR THERMAL BYPASS VALVE. INSTALL PER GM POLICIES & PROCEDURES. FAILURE TO FOLLOW TSB MAY RESULT IN REJECTED WARRANTY CLAIM.
Eng: L8T
8th VIN Digit: 7
Crew Cab Pickup
4 Doors
Mfr Code: 6L90
RWD
1 Per Vehicle
|
2021 GMC Sierra 2500 HD equipped with
6.6L V8 Gas OHV,
6.6L V8 Flex OHV | 1 | SEE TSB 21-NA-199 FOR THERMAL BYPASS VALVE. INSTALL PER GM POLICIES & PROCEDURES. FAILURE TO FOLLOW TSB MAY RESULT IN REJECTED WARRANTY CLAIM.
Eng: L8T
8th VIN Digit: 7
Extended Cab Pickup
4 Doors
Mfr Code: 6L90
4WD
|
2021 GMC Sierra 2500 HD equipped with
6.6L V8 Gas OHV,
6.6L V8 Flex OHV
SEE TSB 21-NA-199 FOR THERMAL BYPASS VALVE. INSTALL PER GM POLICIES & PROCEDURES. FAILURE TO FOLLOW TSB MAY RESULT IN REJECTED WARRANTY CLAIM.
Eng: L8T
8th VIN Digit: 7
Extended Cab Pickup
4 Doors
Mfr Code: 6L90
4WD
1 Per Vehicle
|
2021 GMC Sierra 2500 HD equipped with
6.6L V8 Gas OHV,
6.6L V8 Flex OHV | 1 | SEE TSB 21-NA-199 FOR THERMAL BYPASS VALVE. INSTALL PER GM POLICIES & PROCEDURES. FAILURE TO FOLLOW TSB MAY RESULT IN REJECTED WARRANTY CLAIM.
Eng: L8T
8th VIN Digit: 7
Extended Cab Pickup
4 Doors
Mfr Code: 6L90
RWD
|
2021 GMC Sierra 2500 HD equipped with
6.6L V8 Gas OHV,
6.6L V8 Flex OHV
SEE TSB 21-NA-199 FOR THERMAL BYPASS VALVE. INSTALL PER GM POLICIES & PROCEDURES. FAILURE TO FOLLOW TSB MAY RESULT IN REJECTED WARRANTY CLAIM.
Eng: L8T
8th VIN Digit: 7
Extended Cab Pickup
4 Doors
Mfr Code: 6L90
RWD
1 Per Vehicle
|
2021 GMC Sierra 2500 HD equipped with
6.6L V8 Gas OHV,
6.6L V8 Flex OHV | 1 | SEE TSB 21-NA-199 FOR THERMAL BYPASS VALVE. INSTALL PER GM POLICIES & PROCEDURES. FAILURE TO FOLLOW TSB MAY RESULT IN REJECTED WARRANTY CLAIM.
Eng: L8T
8th VIN Digit: 7
Standard Cab Pickup
2 Doors
Mfr Code: 6L90
4WD
|
2021 GMC Sierra 2500 HD equipped with
6.6L V8 Gas OHV,
6.6L V8 Flex OHV
SEE TSB 21-NA-199 FOR THERMAL BYPASS VALVE. INSTALL PER GM POLICIES & PROCEDURES. FAILURE TO FOLLOW TSB MAY RESULT IN REJECTED WARRANTY CLAIM.
Eng: L8T
8th VIN Digit: 7
Standard Cab Pickup
2 Doors
Mfr Code: 6L90
4WD
1 Per Vehicle
|
2021 GMC Sierra 2500 HD equipped with
6.6L V8 Gas OHV,
6.6L V8 Flex OHV | 1 | SEE TSB 21-NA-199 FOR THERMAL BYPASS VALVE. INSTALL PER GM POLICIES & PROCEDURES. FAILURE TO FOLLOW TSB MAY RESULT IN REJECTED WARRANTY CLAIM.
Eng: L8T
8th VIN Digit: 7
Standard Cab Pickup
2 Doors
Mfr Code: 6L90
RWD
|
2021 GMC Sierra 2500 HD equipped with
6.6L V8 Gas OHV,
6.6L V8 Flex OHV
SEE TSB 21-NA-199 FOR THERMAL BYPASS VALVE. INSTALL PER GM POLICIES & PROCEDURES. FAILURE TO FOLLOW TSB MAY RESULT IN REJECTED WARRANTY CLAIM.
Eng: L8T
8th VIN Digit: 7
Standard Cab Pickup
2 Doors
Mfr Code: 6L90
RWD
1 Per Vehicle
|
