For 1990-2009 cars

# Frt Seat Back/Cushion Heat Element is Non-Functional (Replace Seat Heat Element)

Subject: | Front Seat Back and/or Seat Cushion Heat Element is Non--Functioning (Replace Seat Heat Element)

Models: | 1995-1999 Buick Riviera

| 1997-2000 Buick Park Ave, Ultra

| 1995-1999 Oldsmobile Aurora

| with RPO KA1

### Condition

Some customers may comment that the heated front seats do not operate properly.

### Cause

This condition may be due to the seat heat element being non-functional.

### Correction

Determine which element is non-functional.

Replace the front seat back and/or seat cushion heat element by performing the following applicable replacement procedure:

### Seat Back Heat Element Replacement -- Front

For 1997-2000 Park Avenue and Ultra

1. Remove the seat back cover. Refer to Seat Back Cover and Pad Replacement -- Front in the Seats sub-section of the Service Manual.
2. Install the seat heat element (Park Avenue Ultra shown).

• | Remove the paper from the tape that is located on the back of the heat element.

• | Carefully position and press the heat element (1) onto the seat back cushion pad (2).

• | Tuck the narrow connecting strips into the seat back cushion pad trenches.

3. Insert the seat heat element harness (3) between the seat cushion (4) and the adjuster assembly (5).
4. Connect the seat heat element GREEN electrical connector to the Heat Module GREEN electrical connector.
5. Cut off all of the old heat element harness (6) from the seat back trim cover.

Important: Ensure the heat element is laying flat with no wrinkles on the seat back cushion pad.

6. Install the seat back cover. Refer to Seat Back Cover and Pad Replacement -- Front in the Seats sub-section of the Service Manual.
7. Ensure the seat heat function is operational.

### Seat Cushion Heat Element Replacement -- Front

For 1997-2000 Park Avenue and Ultra

1. Remove the seat cushion cover. Refer to Seat Cushion Replacement -- Front in the Seats sub-section of the Service Manual.
2. Install the seat heat element (Park Avenue Ultra shown).

• | Remove the paper from the tape that is located on the back of the heat element.

• | Carefully position and press the heat element (7) onto the seat cushion pad (8).

• | Tuck the narrow connecting strips into the seat cushion pad trenches.

3. Insert the seat heat element harness (9) through a hole located in the right rear corner of the seat cushion pad (10).
4. Connect the seat heat element BLACK electrical connector to the Heat Module BLACK electrical connector.
5. Cut off all of the old heat element harness (11) from the seat cushion trim cover.

Important: Ensure the heat element is laying flat with no wrinkles on the seat cushion pad.

6. Install the seat cushion cover. Refer to Seat Cushion Replacement -- Front in the Seats sub-section of the Service Manual.
7. Ensure the seat heat function is operational.

### Seat Back Heat Element Replacement -- Front

For 1995-1999 Aurora and Riviera

1. Remove the seat back cover. Refer to Seat Back Cover and Pad Replacement -- Front in the Seats sub-section of the Service Manual.
2. Install the seat heat element (Aurora shown).

• | Remove the paper from the tape that is located on the back of the heat element.

• | Carefully position and press the heat element (1) onto the seat back cushion pad (2).

• | Tuck the narrow connecting strips into the seat back cushion pad trenches.

3. Insert the seat heat element harness through a hole located in the right rear corner of the seat cushion trim cover and the seat cushion pad.
4. Connect the seat heat element GREEN electrical connector to the Heat Module GREEN electrical connector.
5. Cut off all of the old heat element harness (3) from the seat back trim cover.

Important: Ensure the heat element is laying flat with no wrinkles on the seat back cushion pad.

6. Install the seat back cover. Refer to Seat Back Cover and Pad Replacement -- Front in the Seats sub-section of the Service Manual.
7. Ensure the seat heat function is operational.

### Seat Cushion Heat Element Replacement -- Front

For 1995-1999 Aurora and Riviera

1. Remove the seat cushion cover. Refer to Seat Cushion Cover Replacement -- Front in the Seats sub-section of the Service Manual.
2. Install the seat heat element (Aurora shown).

• | Remove the paper from the tape that is located on the back of the heat element.

• | Carefully position and press the heat element (4) onto the seat cushion pad (5).

• | Tuck the narrow connecting strips into the seat cushion pad trenches.

3. Insert the seat heat element harness (6) through a hole located in the right rear corner of the seat cushion pad (5).
4. Connect the seat heat element BLACK electrical connector to the Heat Module BLACK electrical connector.
5. Cut off all of the old heat element harness (7) from the seat cushion trim cover.

Important: Ensure the heat element is laying flat with no wrinkles on the seat cushion pad.

6. Install the seat cushion cover. Refer to Seat Cushion Cover Replacement -- Front in the Seats sub-section of the Service Manual.
7. Ensure the seat heat function is operational.

### Parts Information

Vehicle | Part Number | Description
--- | --- | ---
1997 - 2000 Buick Park Avenue Ultra | 25704514 25704513 | Frt Seat Back Heating Element Frt Seat Cushion Heating Element
1997 - 2000 Buick Park Avenue | 25698798 25698795 | Frt Seat Back Heating Element Frt Seat Cushion Heating Element
1995 - 1999 Buick Riviera | 25698799 25698796 | Frt Seat Back Heating Element Frt Seat Cushion Heating Element
1995 - 1999 Oldsmobile Aurora | 25698800 25698797 | Frt Seat Back Heating Element Frt Seat Cushion Heating Element

Parts are currently available from GMSPO.

### Warranty Information

For vehicles repaired under warranty, use:

#### Buick Park Avenue and Ultra (1997-2000)

RPO | Labor Operation | Description | Labor Time
--- | --- | --- | ---
AQ7 (60 - 40) | C7061 ADD | DR - Frt Seat Back Cushion Cover and/or Pad - Replace Install Seat Heat Element | 0.7 hr* 0.1 hr
AQ7 (60 - 40) | C7060 ADD | PASS - Frt Seat Back Cushion Cover and/or Pad - Replace Install Seat Heat Element | 0.7 hr* 0.1 hr
AQ7 (60 - 40) | C6881 ADD | DR - Frt Seat Cushion Cover and/or Pad - Replace Install Seat Heat Element | 0.9 hr* 0.1 hr
AQ7 (60 - 40) | C6880 ADD | PASS - Frt Seat Cushion Cover and/or Pad - Replace Install Seat Heat Element | 0.8 hr* 0.1 hr
A66 (Bucket) | C7051 ADD | DR - Frt Seat Back Cushion Cover and/or Pad - Replace Install Seat Heat Element | 0.6 hr* 0.1 hr
A66 (Bucket) | C7050 ADD | PASS - Frt Seat Back Cushion Cover and/or Pad - Replace Install Seat Heat Element | 0.6 hr* 0.1 hr
A66 (Bucket) | C6871 ADD | DR - Frt Seat Cushion Cover and/or Pad - Replace Install Seat Heat Element | 0.7 hr* 0.1 hr
A66 (Bucket) | C6870 ADD | PASS - Frt Seat Cushion Cover and/or Pad - Replace Install Seat Heat Element | 0.7 hr* 0.1 hr

#### Buick Riviera (1995-1999)

RPO | Labor Operation | Description | Labor Time
--- | --- | --- | ---
AM6 (Frt Split) | C7061 ADD | DR - Frt Seat Back Cushion Cover and/or Pad - Replace Install Seat Heat Element | Use published labor operation time 0.1 hr
AM6 (Frt Split) | C6881 ADD | DR - Frt Seat Cushion Cover and/or Pad - Replace Install Seat Heat Element | Use published labor operation time 0.1 hr
AS7 (Bucket) | C7051 ADD | DR - Frt Seat Back Cushion Cover and/or Pad - Replace Install Seat Heat Element | 1.2 hrs* 0.1 hr
AS7 (Bucket) | C7050 ADD | PASS - Frt Seat Back Cushion Cover and/or Pad - Replace Install Seat Heat Element | 1.2 hrs* 0.1 hr
AS7 (Bucket) | C6871 ADD | DR - Frt Seat Cushion Cover and/or Pad - Replace Install Seat Heat Element | 1.5 hrs* 0.1 hr
AS7 (Bucket) | C6870 ADD | PASS - Frt Seat Cushion Cover and/or Pad - Replace Install Seat Heat Element | 1.5 hrs* 0.1 hr

#### Oldsmobile Aurora (1995-1999)

RPO | Labor Operation | Description | Labor Time
--- | --- | --- | ---
AQ9 (Bucket) | C7051 ADD | DR - Frt Seat Back Cushion Cover and/or Pad - Replace Install Seat Heat Element | 1.2 hrs* 0.1 hr
AQ9 (Bucket) | C7050 ADD | PASS - Frt Seat Back Cushion Cover and/or Pad - Replace Install Seat Heat Element | 1.2 hrs* 0.1 hr
AQ9 (Bucket) | C6871 ADD | DR - Frt Seat Cushion Cover and/or Pad - Replace Install Seat Heat Element | 1.5 hrs* 0.1 hr
AQ9 (Bucket) | C6870 ADD | PASS - Frt Seat Cushion Cover and/or Pad - Replace Install Seat Heat Element | 1.5 hrs* 0.1 hr

*This time is updated from the current Labor Time Guide Book.

The next update of the Labor Time Guide Book will contain this change.