GM Service Manual Online
For 1990-2009 cars only

Spring

Free Length mm (in)

Coil Outer Diameter mm (in)

Color

Lock-up relay valve

26.56 (1.0457)

10.2 (0.402)

White

Throttle Valve

30.70 (1.2087)

9.2 (0.362

None

2nd coast modulator valve

20.93 (0.8240)

8.5 (0.335)

Yellow-Green

Kick-down valve

29.76 (1.1717)

8.7 (0.343)

White

Low coast modulator valve

23.40 (0.9213)

7.9 (0.311)

Red

Accumulator control valve

33.20 (1.3071)

10.4 (0.409)

None

Throttle modulator valve

21.70 (0.8543)

9.5 (0.374)

None