How to replace the front cross-member for the steering gear on Buick Rainier?

The first step to replace the front steering gear crossmember starts with vehicle lifting and support. Begin by disconnecting the engine shield mounting bolts then removing the engine shield. Starting with the rear lower Control Arm Bracket frame mounting bolts before moving to unlink the steering gear crossmember with its mounting bolts. Position the steering gear crossmember first and then tighten its mounting bolts to 50 n.m (37 lb ft). Secure the rear lower Control Arm Bracket to frame mounting bolts while tightening them to 240 n.m (177 lb ft). Reinstall the engine shield and mount it with bolts that should reach 25 n.m (18 lb ft) of torque. Finally, lower the vehicle.

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Buick Front Crossmember
Part Number: 10117774
$22.92 MSRP: $381.45
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Product Specifications
- Other Name: Crossmember, Front Frame Cross Member; Front Rail; Crossmember; Member, Front Frame Cross Member
- Position: Front
Fits the following Buick Models:
- Century | 1984-1990 | Custom, Estate Wagon, Limited, T-Type | 4 Cyl 2.5 L GAS, 6 Cyl 2.8 L GAS, 6 Cyl 3.0 L GAS, 6 Cyl 3.3 L GAS, 6 Cyl 3.8 L GAS, 6 Cyl 4.3 L DIESEL
- Skylark | 1984-1985 | Custom, Limited, T-Type | 4 Cyl 2.5 L GAS, 6 Cyl 2.8 L GAS
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Buick Transmission Support
Part Number: 15090722
Product Specifications
- Other Name: Crossmember, Transmission Support; Transfer Case Mount; Transmission Mount; Trans Crossmember; Crossmember, Transmission Mounting
- Replaces: 15020364
Fits the following Buick Models:
- Rainier | 2004-2007 | CXL, CXL Plus | 6 Cyl 4.2 L GAS, 8 Cyl 5.3 L GAS
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Buick Front Crossmember
Part Number: 15085421
Product Specifications
- Other Name: Crossmember, Intermediate (Transmission Support Cross Member); Crossmember; Crossmember, Intermediate(Transmission Support Cross Member)
Fits the following Buick Models:
- Rainier | 2004-2007 | CXL, CXL Plus | 6 Cyl 4.2 L GAS, 8 Cyl 5.3 L GAS
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Buick Engine Cradle
Part Number: 25671060
Product Specifications
- Other Name: Frame, Chassis
- Position: Front
Fits the following Buick Models:
- Park Avenue | 1997 | Base, Ultra | 6 Cyl 3.8 L GAS
- Riviera | 1997 | Base | 6 Cyl 3.8 L GAS
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Buick Support Brace, Rear Inner Driver Side
Part Number: 14008433
Product Specifications
- Other Name: Brace, Rear Quarter Inner; Front Subframe Brace; Frame Assembly Brace; Front Unit Brace; Front Frame Cross Member Brace
- Position: Rear Inner Driver Side
Fits the following Buick Models:
- Commercial Chassis | 1991-1993 | Base | 8 Cyl 5.0 L GAS, 8 Cyl 5.7 L GAS
- Electra | 1984-1989 | Estate Wagon, Limited, Park Avenue | 6 Cyl 4.1 L GAS, 8 Cyl 5.0 L GAS, 8 Cyl 5.7 L DIESEL
- LeSabre | 1984-1990 | Collector's Edition, Custom, Estate Wagon, Limited | 6 Cyl 3.8 L GAS, 6 Cyl 4.1 L GAS, 8 Cyl 5.0 L GAS, 8 Cyl 5.7 L DIESEL
- Roadmaster | 1991-1993 | Base, Estate Wagon, Limited | 8 Cyl 5.0 L GAS, 8 Cyl 5.7 L GAS
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Buick Front Cross-Member Parts Questions & Experts Answers

Front Crossmember
15085421
Q: How to replace the front cross-member for the steering gear on Buick Rainier?
A: The first step to replace the front steering gear crossmember starts with vehicle lifting and support. Begin by disconnecting the engine shield mounting bolts then removing the engine shield. Starting with the rear lower Control Arm Bracket frame mounting bolts before moving to unlink the steering gear crossmember with its mounting bolts. Position the steering gear crossmember first and then tighten its mounting bolts to 50 n.m (37 lb ft). Secure the rear lower Control Arm Bracket to frame mounting bolts while tightening them to 240 n.m (177 lb ft). Reinstall the engine shield and mount it with bolts that should reach 25 n.m (18 lb ft) of torque. Finally, lower the vehicle.